Last reviewed: 12Zodiacs Editorial Team

The Sea-Metal Ox

乙丑 (Yi-Chou) · 海中金 (Sea-Metal) · Wood Stem

Years: 1925, 1985 Stem: Wood · NaYin: Metal GanZhi: 乙丑 NaYin: Sea-Metal
Two Names, One Year: 乙丑 (Yi-Chou, 1925, 1985) is known as the Wood Ox in mainstream Chinese astrology (乙 = Wood stem). This page explores its Sea-Metal (海中金) NaYin profile — the deeper poetic-elemental layer that gives this Ox its distinctive character.

The Sea-Metal Ox defines those born in 1925 and 1985 under the Yi-Chou (乙丑) pillar. While mainstream astrology often classifies this year as the Wood Ox based on its Heavenly Stem (乙 = Wood), its deeper NaYin (纳音) resonance is Sea-Metal (海中金) — blending wood’s core energy with metal’s expressive quality. Combining Wood Stem and Earth Base, this Ox is defined by firm will, strong execution, and a rigid sense of justice. Its distinctive quality is immense potential hidden beneath a calm exterior, like gold in the deep sea requiring time to be mined.

A quick map: this is a Wood year by its Heavenly Stem (乙 / Yi), while its NaYin is Sea-Metal (海中金), a Metal archetype — two parallel systems describing the same pillar, not a contradiction.

Quick Facts

Years1925, 1985
GanZhi乙丑 (Yi-Chou)
NaYinSea-Metal (海中金 Hai-Zhong-Jin)
Stem ElementWood (乙)
NaYin ElementMetal (海中金)
Base ElementEarth
Lucky Numbers7, 8, 21, 36
Lucky ColorsGold, Silver, White
Lucky DirectionWest, Northwest
NaYin SeasonAutumn
Trine GroupSecond Trine (Ox, Snake, Rooster)
Sexagenary Position#2 of 60 in the Jia-Zi cycle
Lunar Year Dates1925: 1925-01-24 to 1926-02-13
1985: 1985-02-20 to 1986-02-09
Six Harmony (六合)Rat — Secret Friend
Three Harmony (三合)Ox · Snake · Rooster (Metal Trine)
Six Clash (六冲)Goat — Opposing Force
Five Element CycleGenerated by Earth → Metal generates Water → Controlled by Fire
Sea-Metal Ox concept illustration - 乙丑 (Yi-Chou) BaZi combination

Ox Element Variants Compared

NaYin VariantStem NameGanZhiYearsStem Element
Sea-Metal OxWood Ox乙丑1925, 1985Wood
Stream-Water OxFire Ox丁丑1937, 1997Fire
Lightning-Fire OxEarth Ox己丑1949, 2009Earth
Wall-Earth OxMetal Ox辛丑1901, 1961, 2021Metal
Mulberry-Wood OxWater Ox癸丑1913, 1973Water
Strengths

Like gold deposited on the ocean floor, the Sea-Metal Ox builds value through patient accumulation. This combination excels at long-haul projects where others lose interest—think restoring historical archives or developing complex infrastructure. Their methodical nature is amplified by an inner sense of hidden wealth, making them uncommonly good at identifying undervalued assets, whether in real estate or rare skills. They don’t seek applause; they seek solidity. Their edge is the quiet certainty that depth, not speed, creates lasting worth.

Challenges

The same depth that anchors the Sea-Metal Ox can become a trap. They may stay submerged too long, hoarding potential while waiting for perfect conditions. Their natural caution, fused with the sense of ‘hidden treasure,’ can breed reluctance to act—fearing that exposing their gold risks losing it. This leads to missed opportunities and a reputation for being overly secretive or stubborn. The irony: their treasure is safest when shared, but they guard it so fiercely that it remains unseen, even to themselves.

The NaYin: Sea-Metal (海中金 Hai-Zhong-Jin)

In classical Chinese astrology, each of the 60 year-stem combinations carries a specific NaYin (纳音, “assigned tone”) — a poetic elemental melody refining the Five Elements into 30 archetypes. The Sea-Metal (海中金) NaYin represents a unique expression of the metal element.

Classical Sources

《三命通会》(Comprehensive Treatise on the Three Fates)
By 万民英 (Wan Minying), Ming Dynasty, 1587 — Volume 30, “On NaYin Elements”:

“海中金者,宝藏龙宫,珠孕蛟室,气在包藏,使极则沉潜。”

“乙丑,自库之金,火不能克,盖退藏之金,茍无刑害冲破,未有不显荣者。”

Yan Dongsou (阎东叟) commented: “乙丑,为正印,具大福德,秋冬富贵寿考,春夏吉中有凶,入格,则建功享福,带煞,类为凶会。”

《玉霄宝鉴》(Jade Heaven Mirror): “甲子、乙丑,未成器金,见火则成,多见则吉。”

Born in January or February?

There are two systems for determining your zodiac year. Folk tradition uses Lunar New Year (late Jan / early Feb). BaZi astrology uses Lichun (立春, Start of Spring, ~Feb 3–5). If your birthday falls in this boundary period, you might belong to the previous sign (Rat) under one system but the Sea-Metal Ox under another. Use our BaZi Calculator to determine your exact pillar based on Lichun.

Personality

Modern Lens

In contemporary life, the Sea-Metal Ox moves like a venture capitalist who only invests after years of due diligence. Their power lies in recognizing that true riches—whether emotional, intellectual, or financial—require the pressure of time to crystallize. The paradox: they must learn that some gold is meant to be minted into currency, not left to gleam in the dark.

Imagine a shipwreck at the bottom of a trench, its cargo of gold coins scattered across the seabed—hidden, patient, waiting for the right tide to lift them into the light. This is the Sea-Metal Ox (乙丑), a being of immense inner wealth whose value is not immediately apparent. The NaYin of 海中金 (Hai-Zhong-Jin) (Sea-Metal) speaks of treasure concealed in the deep, a metaphor that shapes every facet of this Ox’s character. Where the ordinary Ox plods with steady purpose, the Sea-Metal Ox moves with a quiet gravity, as if bearing the weight of a sunken kingdom.

The Heavenly Stem Wood (乙) adds a subtle flexibility to the Ox’s earthbound nature—a sapling that roots itself in rocky soil, bending just enough to survive the storm. Yet the Earthly Branch 丑 (Ox) is pure earth, and earth buries metal. This paradox creates a person of formidable resolve who may struggle to let their brilliance break the surface. As the Sanming Tonghui (三命通会) notes: ‘乙丑 is metal that stores itself in a treasury; fire cannot harm it, for it is metal that retreats and hides.’ This is not a combative force but a reserved one—a sword kept in its sheath, waiting for the moment that demands its edge.

In daily life, this manifests as a person of deep principle and unyielding integrity. They are the friend who never breaks a promise, the colleague who finishes what they start, the partner whose loyalty is absolute. But the sea that guards their gold also isolates them. They can appear aloof, even cold, because their true self is submerged. When pressured, they do not bend; they sink deeper into themselves, becoming immovable. The wood stem gives them a capacity for growth, but only if they learn to trust the currents that might carry them upward.

Love & relationships

To love a Sea-Metal Ox is to dive into cold, dark waters in search of a pearl. They do not give their hearts easily—love for them is a slow accretion, like a coral reef building over decades. Their love language is not grand gestures but quiet, consistent acts of service: a perfectly brewed cup of tea each morning, a hand on your back during a difficult conversation, the patient repair of something you thought was broken. The Wood stem (乙) adds a tender, almost arboreal quality to their affection—they want to grow old with you, to intertwine roots and branches until it is impossible to tell where one ends and the other begins.

Yet their emotional reserve can frustrate partners who crave spontaneity or verbal affirmation. They may seem to hold back, but this is not coldness—it is the caution of one who knows that deep treasure must be guarded. Once they commit, however, their loyalty is unshakeable. The Rat (Liuhe, 六合) is their ideal match, for the Rat’s nimble energy can navigate the Ox’s depths and coax their hidden light to the surface. They need a partner who respects their need for solitude but also patiently calls them up from the deep, reminding them that gold is meant to be seen, not just hoarded.

Their greatest risk in love is stagnation. If the relationship becomes too routine, the Sea-Metal Ox may sink into a comfortable but lifeless harbor. They must learn to periodically surface, to let their partner see the glint of who they really are.

Career & professional path

The Sea-Metal Ox does not chase the spotlight; they build the foundation upon which spotlights are erected. Their career path is one of long-term cultivation—fields like research, engineering, traditional crafts, or institutional leadership where patience and precision are prized over flash. The Wood stem gives their work an upward trajectory: they are not content to merely maintain, but to grow, to deepen, to refine. They are the scholar who spends a decade on a single manuscript, the architect who insists on materials that will last centuries, the farmer who knows the soil of every acre by feel.

The NaYin 海中金 (Hai-Zhong-Jin) endows them with a unique talent for extraction—finding value where others see only waste. They excel in roles that require uncovering hidden potential: archaeology, gemology, data mining, or forensic accounting. Their work style is methodical to the point of obsession, and they will endure tedium that would break lesser spirits. But here lies their vulnerability: they can become so absorbed in the deep that they lose sight of the surface. They may refuse to adapt to new methods, clinging to ‘the way things have always been done’ like a sunken ship to its anchor.

To thrive, they must occasionally allow themselves to be dredged up—to take risks, to present their findings to the world, to trust that their labor will be recognized. The Ox’s Sanhe (三合) allies, the Snake and Rooster, can help: the Snake offers strategic cunning, the Rooster a voice that carries. With them, the Sea-Metal Ox can transform from a hidden treasure into a monument.

Health & wellness

The Ox governs the spleen and stomach—the organs of digestion, of taking in and transforming nourishment. For the Sea-Metal Ox, whose nature is to hoard and hold, the risk lies in stagnation: both of energy and of matter. They are prone to digestive sluggishness, a tendency to ‘store’ stress in the belly, and a stubborn resistance to change that can manifest as physical rigidity. The Wood stem (乙) adds liver involvement—when their will is thwarted, the liver’s qi stagnates, leading to tension headaches, jaw clenching, or a sour disposition.

Wellness for this pairing requires deliberate flow. The image of the sea is instructive: metal at the bottom must be stirred by currents or it corrodes. Gentle, rhythmic exercise—swimming, tai chi, long walks in nature—moves the qi without forcing it. They should favor warm, cooked foods that support the spleen: root vegetables, bone broths, and ginger tea. Avoiding cold, raw foods is essential, as these further sink the already submerged metal energy. Most crucially, they must learn to ‘surface’ emotionally—to speak their frustrations rather than burying them, to allow the body’s tides to ebb and flow. A weekly practice of journaling or therapy can be as vital as any herb.

Wealth & finances

The Sea-Metal Ox treats money the way the ocean treats a shipwreck: with a possessive stillness. They are natural savers, not hoarders out of greed but out of a deep-seated need for security. Their financial strategy mirrors the NaYin: accumulate slowly, hide it well, and wait for the right moment to reveal its worth. They excel at long-term investments—real estate, precious metals, blue-chip stocks—anything that appreciates with time and patience. The Wood stem adds a benevolent twist: they find joy in using wealth to nurture growth, whether funding a child’s education or supporting a community garden.

Yet their caution has a shadow. They can be so risk-averse that they miss opportunities, clinging to savings accounts that inflation quietly erodes. Their greatest pitfall is the ‘sunk cost fallacy’—holding onto a failing investment or career path because they have already poured so much into it. They must learn to cut losses, to let go of treasure that is dragging them down. The key is balance: keep the core treasure secure, but allow some gold to be spent on experiences and connections that enrich life beyond the balance sheet. A portion of their wealth should be earmarked for ’emerging’—new ventures, travel, or art that lifts them from the deep.

Growth & self-development

The Sea-Metal Ox’s greatest challenge is also their greatest gift: they must learn to surface. The NaYin of 海中金 (Hai-Zhong-Jin) is not merely about hiding; it is about the moment of discovery, when the diver breaks the surface holding a gleaming coin. To grow, this Ox must trust that their depth is not a prison but a reservoir. They need to periodically ‘dredge’ themselves—to share their inner world with trusted others, to take on projects that force them into visibility, to let their work be seen and critiqued.

A specific practice: once a month, do something that exposes your hidden gold. Present at a conference, publish an article, teach a workshop, or simply have a conversation where you speak your deepest values aloud. The Wood stem (乙) gives you the flexibility to bend toward the light—use it. Let the surface world see the glint of your integrity, your patience, your unshakeable strength. When you do, you cease to be a sunken wreck and become a lighthouse—still rooted, still deep, but now guiding others home.

The Sanming Tonghui says that without punishment or harm, this metal ‘will surely become glorious.’ Your glory is not in remaining hidden but in emerging at the right time, in the right hands, as something the world did not know it was waiting for.

Sea-Metal Ox Years

YearGanZhiTypeDetails
1925乙丑Sea-Metal OxView Profile →
1985乙丑Sea-Metal OxView Profile →

Famous Sea-Metal Oxen

Notable figures born in 1925, 1985.

Margaret Thatcher (1925)
The Iron Lady; stubbornness aimed correctly moves history.
Robert F. Kennedy (1925)
U.S. Attorney General and Senator; assassinated 1968.
Paul Newman (1925)
Oscar-winning actor, philanthropist, racing driver, Newman's Own.
Michael Phelps (1985)
28 Olympic medals; the Ox's relentless training made visible.
Best Compatibility Matches
Ox & Rat
A Six Harmony (六合) match — the secret friend combination, naturally aligned in energy and purpose.
Ox & Snake
A Three Harmony (三合) match — same elemental trine, complementary energies.
Ox & Rooster
A Three Harmony (三合) match — same elemental trine, complementary energies.

Frequently asked questions

What relationship patterns are common for Sea-Metal Oxen?

Sea-Metal Oxen born in 乙丑 years (1925, 1985) tend to be loyal and reliable partners, but their stubbornness can create friction. They seek stability and often gravitate toward signs that appreciate their steadfast nature, such as the Rat or Rooster. However, their 海中金 (Sea Metal) energy gives them a hidden depth, making them more emotionally complex than they appear. They may struggle with expressing vulnerability, preferring actions over words. Compatibility with Tigers or Goats can be challenging due to clashing temperaments. Overall, they value long-term commitment and will work hard to maintain harmony once trust is established.

Which entrepreneurial ventures fit the Sea-Metal Ox profile?

The 乙丑 Sea-Metal Ox’s 海中金 (Sea Metal) nature, combined with their earthy Ox determination, suits ventures requiring patience and long-term planning. Industries like real estate, agriculture, or traditional craftsmanship align with their methodical approach. Their metal element also gives them an edge in finance, banking, or metal-related businesses (e.g., jewelry, machinery). They excel in roles that demand discipline and attention to detail. However, they should avoid high-risk or speculative ventures, as their cautious nature prefers steady growth. A partnership with a more flexible sign like the Snake can balance their rigidity.

Which seasonal energies challenge Sea-Metal Ox health?

Sea-Metal Oxen born in 乙丑 years are most vulnerable during autumn, as the metal element of the season can overstrengthen their already dominant metal energy, leading to respiratory issues or dry skin. The 海中金 (Sea Metal) also makes them sensitive to dampness, so late summer (earth season) may bring digestive troubles. Winter’s cold can aggravate joint stiffness, common in Oxen. They benefit from balancing their metal with water (hydration, seafood) and wood (exercise, stretching). Avoiding excessive spicy or dry foods during autumn helps maintain equilibrium.

Which financial partnerships work for Sea-Metal Ox?

For the 乙丑 Sea-Metal Ox, financial partnerships with the Rooster or Snake are ideal, as these signs complement their methodical nature. The Rooster’s sharpness helps identify opportunities, while the Snake’s strategic thinking mitigates risks. Their 海中金 (Sea Metal) energy works well with water-related signs (Rat, Pig) for fluid cash flow. They should avoid partnerships with the Goat or Horse, whose impulsiveness clashes with the Ox’s caution. Joint ventures in stable industries like property or manufacturing are best. Clear contracts and defined roles are essential to prevent misunderstandings.

What spiritual practices resonate with Sea-Metal Ox’s energy?

The 乙丑 Sea-Metal Ox’s 海中金 (Sea Metal) energy connects them to the depths of the subconscious, making meditation and mindfulness practices particularly resonant. They benefit from grounding exercises like walking in nature or gardening, which balance their metal with earth. Metal-element practices such as qigong with a focus on the lungs (metal organ) or sound healing with bells help harmonize their energy. Their disciplined nature suits regular, ritualistic practices like chanting or yoga. Water-related spiritual activities, like bathing rituals or near-ocean meditation, enhance their sea-metal essence.

Which relationships may shift for Sea-Metal Ox in 2026?

In 2026, the Sea-Metal Ox (乙丑) will experience the Year of the Horse, which clashes with the Ox. This can bring upheaval in relationships, especially with partners born in Horse years or those who are impulsive. The 海中金 (Sea Metal) energy may become restless, leading the Ox to seek more freedom or feel constrained. Work partnerships with the Rat or Rooster may strengthen, but friendships with the Goat could face tension. It’s a year for the Ox to practice flexibility and open communication. Romantic relationships may need extra effort to avoid misunderstandings.

What hidden potential does the Sea-Metal NaYin reveal?

The 海中金 (Sea Metal) of 乙丑 reveals a hidden potential for deep emotional intelligence and creativity beneath the Ox’s stoic exterior. Like metal submerged in the sea, these individuals possess untapped reserves of intuition and adaptability. They can excel in fields requiring both logic and empathy, such as counseling or art. This NaYin also grants them resilience—like metal forged under pressure—allowing them to endure hardships and emerge stronger. Their challenge is to trust their inner depths and not let practicality drown out their imaginative side.

How does metal energy modify the classic Ox archetype?

The metal element in 乙丑 Sea-Metal Ox sharpens the Ox’s natural traits, making them more decisive, ambitious, and disciplined than the typical Ox. They are less patient with inefficiency and more focused on tangible results. The 海中金 (Sea Metal) adds a layer of introspection, making them more thoughtful and less stubborn than an Earth Ox. They may appear rigid but possess a hidden flexibility, like metal that can be reshaped. Their communication becomes more direct, sometimes blunt. This combination creates a leader who values structure but can adapt when necessary.

Why is 1925 called Sea-Metal Ox instead of Wood Ox?

In mainstream Chinese astrology, 1925 is often called the Wood Ox because its Heavenly Stem 乙 (Yi) corresponds to Wood. However, the NaYin (纳音) system — a deeper layer of BaZi analysis — assigns this pillar the Sea-Metal (海中金) resonance. Both names refer to the same year: the Stem name (Wood Ox) describes its foundational energy, while the NaYin name (Sea-Metal Ox) reveals its poetic-spiritual quality.

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