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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW Omega Seamaster Aqua Terra 150M Co-Axial Chronometer…

Reference 231.20.30.20.55.004

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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW

$7,399.00
Requested condition
Brand New

By Omega

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW

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Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Stainless Steel Yellow Gold White Mother of Pearl Dial Diamond Set Index Steel Bracelet 231.20.30.20.55.004 - BRAND NEW

Catalogue watch price: $7,399.00 USD

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The Omega Seamaster Aqua Terra 150M Co-Axial Chronometer reference 231.20.30.20.55.004 is a brand-new 30mm stainless steel luxury watch presenting a radiant white mother-of-pearl dial adorned with diamond-set indices and a striking yellow gold bezel. The elegant stainless steel bracelet completes a timepiece that merges Omega's celebrated aquatic heritage with refined, jewelry-inspired design.

This reference stands out for its harmonious combination of precious detailing and Swiss chronometer-certified precision, making it one of the most desirable ladies' Aqua Terra references available for sale today. Contact Bizak & Co. to purchase this stunning Omega online or inquire about availability and pricing.

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 150M is one of the most celebrated collections in modern Swiss watchmaking, born from Omega's storied relationship with the sea and refined over decades into a versatile, elegantly sporty line that transitions effortlessly from the waterfront to formal occasions. Reference 231.20.30.20.55.004 represents the collection at its most luxurious, pairing technical Omega credentials with jewelry-quality finishing that speaks directly to the discerning buyer seeking both substance and beauty.

At 30mm, this stainless steel case is perfectly proportioned for a refined wrist, offering a presence that is assertive without overwhelming. The case's clean, polished and brushed surfaces reflect Omega's exacting standards in case finishing, and the 150-meter water resistance rating inherent to the Aqua Terra line means this watch is as capable as it is beautiful — ready for life on and off the water.

The dial is the undisputed focal point of this reference. A lustrous white mother-of-pearl surface catches and refracts light in a way no painted or lacquered dial can replicate, shifting subtly with every movement of the wrist. Diamond-set indices elevate the dial further, adding genuine gemstone brilliance to each hour marker and ensuring that this Aqua Terra reads as a true luxury piece rather than simply a sport watch with a dress finish.

Framing that exceptional dial is a yellow gold bezel, whose warm tonal contrast against the stainless steel case and bracelet is a hallmark of Omega's two-tone and precious-metal design philosophy. The stainless steel bracelet provides secure, everyday wearability while the yellow gold bezel supplies unmistakable prestige — a balance that has made this configuration a perennial favorite among collectors and gift-buyers alike. Powering the watch is Omega's Co-Axial Chronometer movement, a technology that reduces friction in the escapement for enhanced long-term accuracy and reduced servicing intervals, and which carries official COSC chronometer certification for rigorous timekeeping standards.

Buying this reference from Bizak & Co. means acquiring a brand-new example with full manufacturer's integrity intact. Bizak & Co. specializes in sourcing and authenticating luxury timepieces, and each watch offered for sale is verified for authenticity and condition before it reaches the buyer. Whether you are purchasing this Omega Seamaster Aqua Terra 231.20.30.20.55.004 as a personal treasure or a meaningful gift, the team at bizakandco.com is ready to assist — reach out today to confirm availability, discuss pricing, or arrange your purchase with confidence.

Technical Details
Reference
231.20.30.20.55.004
Model
Seamaster Aqua Terra 150M
Movement
Automatic
Case material
Stainless Steel
Bracelet material
Stainless Steel
Dial
White Mother of Pearl with Diamond-Set Indices
Case size
30mm
Requested condition
Brand New
FAQ

1. What makes the Omega Seamaster Aqua Terra 231.20.30.20.55.004 special?
This reference combines a white mother-of-pearl dial with diamond-set indices and a yellow gold bezel on a 30mm stainless steel case, giving it a distinctly jewelry-forward character rare in a Swiss sport watch. Backed by Omega's Co-Axial Chronometer movement, it delivers both aesthetic distinction and certified precision.

2. What movement powers the Omega Seamaster Aqua Terra 231.20.30.20.55.004?
This watch is equipped with an Omega Co-Axial Chronometer movement, a technology developed to reduce escapement friction and improve long-term rate accuracy compared to a conventional lever escapement. The Co-Axial caliber in this reference carries COSC chronometer certification, confirming it meets strict independent standards for daily rate accuracy.

3. What is the case size of this Omega Aqua Terra?
The case measures 30mm in diameter, making it a ladies' or smaller-wrist sizing within the Aqua Terra collection. The 30mm format is one of Omega's classic feminine proportions, designed to sit elegantly on the wrist without sacrificing the Aqua Terra's sporty character.

4. Is the Omega Seamaster Aqua Terra 30mm suitable for everyday wear?
Yes — the Aqua Terra 150M is built for versatile, everyday use, with a robust stainless steel case and bracelet and water resistance designed for active lifestyles. The diamond and mother-of-pearl finishing elevates it for evening or formal occasions as well, making it a true dual-purpose timepiece.

5. What are the dial and bezel materials on reference 231.20.30.20.55.004?
The dial is crafted from white mother of pearl, a natural material prized for its iridescent, light-refracting quality, and the hour indices are set with diamonds. The bezel is yellow gold, providing a luxurious warm contrast against the stainless steel case and bracelet.

6. How can I buy this Omega Seamaster Aqua Terra from Bizak & Co.?
This reference 231.20.30.20.55.004 is listed as brand new and available for sale at bizakandco.com. You can browse the listing online or contact the Bizak & Co. team directly to confirm availability, ask questions, and complete your purchase with confidence from an experienced luxury watch dealer.

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Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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