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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW
  • Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW
  • Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW
Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW Omega Seamaster Aqua Terra 150M Co-Axial Chronometer…

Reference 231.18.34.20.55.001

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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW

$10,099.00
Requested condition
Brand New
Requested accessories
Not Specified

By Omega

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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW

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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 34mm Stainless Steel Diamond Bezel White Mother of Pearl Dial Diamond Set Index Alligator Leather Strap 231.18.34.20.55.001 - BRAND NEW

Catalogue watch price: $10,099.00 USD

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The Omega Seamaster Aqua Terra 150M ref. 231.18.34.20.55.001 is a brand-new 34mm stainless steel Co-Axial Chronometer presenting a white mother-of-pearl dial with diamond-set indexes and a lustrous diamond-set bezel. Finished on an alligator leather strap, this reference unites Omega's precision watchmaking heritage with a refined, jewellery-inspired aesthetic.

What sets this Aqua Terra apart is the rare combination of horological credibility — certified Co-Axial Chronometer accuracy — and the intimate glamour of diamonds and mother-of-pearl reserved for discerning collectors. Contact Bizak & Co. today to secure this stunning timepiece or browse our full selection of new Omega watches for sale online.

Compare it across every Seamaster Aqua Terra 150M reference we carry, or browse the full Omega collection at Bizak & Co.

Buy this Seamaster Aqua Terra 150M, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The Omega Seamaster Aqua Terra is one of the most versatile and celebrated luxury sport watches of the modern era, born from the storied Seamaster lineage that traces its roots to 1948. Where earlier Seamasters were built for the rigors of the sea, the Aqua Terra 150M refined that DNA into a watch equally at home on a yacht deck or at a candlelit dinner table. Reference 231.18.34.20.55.001 represents the collection at its most elegantly feminine: a 34mm case diameter chosen to complement a range of wrist sizes while retaining the architectural confidence the Aqua Terra is known for.

The 34mm stainless steel case is sculpted with Omega's signature horizontal "teak" pattern on the dial — a design cue inspired by the polished wooden decks of classic sailing vessels — yet here that backdrop is rendered in luminous white mother-of-pearl, a material prized for its organic iridescence and the way it shifts in tone with every change of light. Diamond-set indexes replace the standard applied hour markers, adding precise points of sparkle that catch the eye without overwhelming the dial's natural beauty.

Framing that dial is a diamond-set bezel, each stone individually set to Omega's exacting standards. The result is a seamless transition from the brilliance of the case to the glow of the mother-of-pearl surface, creating the kind of integrated jewellery-watch aesthetic that serious collectors seek. The entire composition rests on an alligator leather strap, whose supple texture and refined grain provide a warm, tactile counterpoint to the cool lustre of steel and diamonds.

At the heart of the watch beats Omega's Co-Axial movement, a technology co-developed with the late master watchmaker George Daniels and exclusive to Omega. The Co-Axial escapement dramatically reduces the friction inherent in a traditional Swiss lever escapement, translating into greater long-term accuracy, reduced servicing intervals, and the right to wear the coveted Chronometer certification issued by COSC. Owning a Co-Axial Chronometer means owning a timepiece held to the most rigorous independent rate standards in the industry.

For collectors seeking to buy the Omega Seamaster Aqua Terra 150M 231.18.34.20.55.001 online, Bizak & Co. offers this watch brand new, complete and sourced from authorised channels. Whether you are adding a first Omega to your collection, gifting a milestone moment, or searching for the watch that moves with you from morning meetings to evening occasions, this reference delivers on every front. Reach out to our team at bizakandco.com for pricing, availability, and personalised service — we are here to make your acquisition seamless and confident.
Technical Details
Reference
231.18.34.20.55.001
Model
Seamaster Aqua Terra 150M
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Leather
Dial
White mother-of-pearl with diamond-set indexes
Case size
34mm
Requested condition
Brand New
Requested accessories
Not Specified
FAQ

1. What makes the Omega Seamaster Aqua Terra 231.18.34.20.55.001 special?
This reference combines a white mother-of-pearl dial with diamond-set indexes and a diamond-set bezel inside a 34mm stainless steel case, making it one of the most jewellery-forward expressions in the Aqua Terra lineup. It also carries full Co-Axial Chronometer certification, so its beauty is matched by certified precision. The alligator leather strap completes a look that transitions effortlessly from day to evening.

2. What movement powers the Omega Seamaster Aqua Terra 150M ref. 231.18.34.20.55.001?
This watch is powered by an Omega Co-Axial Chronometer movement, featuring Omega's proprietary Co-Axial escapement technology developed in collaboration with master watchmaker George Daniels. The Co-Axial escapement reduces friction for improved long-term accuracy and lower maintenance requirements. The movement has been independently certified as a Chronometer by COSC, guaranteeing rate precision to strict international standards.

3. What is the case size of the Omega Aqua Terra 231.18.34.20.55.001?
The case measures 34mm in diameter, a size that sits elegantly on a wide range of wrist sizes and is particularly well suited to those who prefer a refined, mid-size profile. The case is crafted in stainless steel and is rated for water resistance to 150 metres, as denoted by the 150M designation in the model name. Its proportions make it equally wearable as a dress watch and a daily companion.

4. Is the Omega Seamaster Aqua Terra 150M suitable for everyday wear?
Yes — despite its diamond and mother-of-pearl embellishments, the Aqua Terra 150M is engineered as a genuine sport-luxury watch with 150-metre water resistance and a robust stainless steel case. The Co-Axial movement is designed for long service intervals, making it a practical choice for consistent daily wear. The alligator leather strap adds a layer of comfort and elegance that suits both professional and casual environments.

5. What is the dial and bezel like on ref. 231.18.34.20.55.001?
The dial is white mother-of-pearl, a naturally iridescent material that shifts subtly in colour depending on the light, giving the watch a living, organic quality. Hour markers are diamond-set indexes that catch light at every angle, while the bezel surrounding the dial is also set with diamonds. Together, the dial and bezel create an integrated, jewellery-watch aesthetic that is distinctly glamorous yet still grounded in Omega's sportswear heritage.

6. How can I buy the Omega Seamaster Aqua Terra 231.18.34.20.55.001 from Bizak & Co.?
This reference is available brand new at Bizak & Co. and can be purchased directly through bizakandco.com or by contacting our team for personalised assistance. We source our Omega watches from authorised channels to ensure authenticity and peace of mind. Visit our website or reach out to us directly to confirm current availability, pricing, and any questions about this stunning Aqua Terra reference.

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