Skip to product information
Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Red Gold Diamond Bezel White Mother of Pearl Dial Diamond Set Index Red Gold Bracelet 231.55.30.20.55.001 - BRAND NEW

Omega Seamaster Aqua Terra 150M Co-Axial Chronometer 30mm Red Gold Diamond Bezel White Mother of Pearl Dial Diamond Set Index Red Gold Bracelet 231.55.30.20.55.001 - BRAND NEW

$22,999.00
Shipping calculated at checkout.

*As with all fine timepieces, prices and availability are subject to market conditions and do not constitute a binding agreement.

SELL OR TRADE THIS WATCH

The Omega Seamaster Aqua Terra 150M reference 231.55.30.20.55.001 is a brand-new 30mm luxury timepiece crafted in 18k red gold, featuring a white mother-of-pearl dial with diamond-set indexes and a fully diamond-set red gold bezel. Powered by Omega's celebrated Co-Axial chronometer movement, it represents the pinnacle of the Aqua Terra line's blend of nautical heritage and refined elegance.

This reference stands apart through its rare combination of warm red gold and the cool luminosity of diamonds against mother-of-pearl, making it one of the most coveted dress watches in Omega's current catalogue. Contact Bizak & Co. today to purchase this stunning piece or to learn more about our best-price guarantee on new Omega watches.

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.

Learn More

The Omega Seamaster Aqua Terra 150M is one of the most enduring and versatile collections in modern Swiss watchmaking, tracing its roots to Omega's storied Seamaster lineage that dates back to 1948. Designed to bridge the worlds of sport and dress, the Aqua Terra introduced the iconic teak-pattern dial and clean, polished case lines that have made it a favourite among collectors and connoisseurs alike. Reference 231.55.30.20.55.001 represents the jewellery-forward apex of the collection, dressed entirely in 18k red gold and adorned with diamonds for a statement that goes far beyond the everyday sports watch.

At 30mm, this Aqua Terra is sized with understated elegance in mind, proportioned to sit with perfect grace on the wrist without overwhelming. The 18k red gold case carries a warmth and depth that yellow gold and rose gold alternatives cannot fully replicate, lending the watch a rich, antique-tinged lustre that photographs beautifully and ages gracefully. Every edge of the case is finished to Omega's exacting standards, alternating between polished and brushed surfaces to create visual complexity in direct light.

The white mother-of-pearl dial is one of nature's most captivating canvases, shifting from ivory to pale pink to silver depending on the angle and light source. Diamond-set indexes replace the standard applied hour markers, catching the light at every movement of the wrist and amplifying the overall brilliance of the piece. The fully diamond-set red gold bezel frames the dial in an unbroken ring of scintillating stones, elevating this Aqua Terra from a precision instrument to a true jewellery-watch.

Beneath the caseback, Omega's Co-Axial chronometer movement provides the technical foundation that justifies this watch's place in a serious collection. The Co-Axial escapement, one of the most significant horological innovations of the past century, reduces friction within the movement and extends service intervals compared with traditional lever-escapement designs. Chronometer certification by COSC attests to rate accuracy within the strictest tolerances recognised by the Swiss watch industry, ensuring that this dazzling exterior is matched by genuine mechanical performance.

Buying reference 231.55.30.20.55.001 from Bizak & Co. means acquiring a brand-new example at a highly competitive price from a trusted luxury watch specialist. Our team is available to answer every question, assist with authentication, and ensure a seamless purchase experience whether you are buying online or in consultation. Reach out to Bizak & Co. today and let us help you secure this exceptional Omega Seamaster Aqua Terra for your collection.

Technical Details

Reference Number 231.55.30.20.55.001

Model Family Seamaster Aqua Terra 150M

Movement Co-Axial chronometer

Case Material Red gold

Bracelet Material Red gold bracelet

Dial White mother-of-pearl with diamond-set indexes

Case Dimension 30mm

Year

Condition Brand new

Box & Papers Not specified

FAQ

1. What makes the Omega Seamaster Aqua Terra 231.55.30.20.55.001 special?
This reference combines an 18k red gold case and bracelet with a fully diamond-set bezel and white mother-of-pearl diamond-index dial, placing it at the very top of the Aqua Terra collection's jewellery tier. The Co-Axial chronometer movement adds horological credibility to its undeniable aesthetic distinction.

2. What movement powers the Omega Seamaster Aqua Terra 231.55.30.20.55.001?
The watch is powered by an Omega Co-Axial chronometer movement, which features the patented Co-Axial escapement for reduced friction and extended service intervals. It carries COSC chronometer certification, confirming precision timekeeping to the highest industry standards.

3. What is the case size of the Omega Aqua Terra 231.55.30.20.55.001?
The case measures 30mm in diameter, making it an ideally proportioned choice for smaller wrists or for those who prefer a refined, understated fit. The case is crafted entirely in 18k red gold.

4. Is the Omega Seamaster Aqua Terra 231.55.30.20.55.001 suitable for everyday wear?
While the Seamaster Aqua Terra is engineered with robust water-resistant construction, this particular reference — with its diamond-set bezel, mother-of-pearl dial, and solid red gold case — is best appreciated as a luxury dress or special-occasion watch. It is ideally suited for those seeking a jewellery-watch with genuine Swiss movement credentials.

5. What are the dial and bezel materials on reference 231.55.30.20.55.001?
The dial is white mother-of-pearl set with diamond indexes, giving it a naturally iridescent quality that changes character with every shift in light. The bezel is fully set with diamonds in an 18k red gold frame, completing the jewellery aesthetic of the piece.

6. How can I buy the Omega Seamaster Aqua Terra 231.55.30.20.55.001 from Bizak & Co.?
You can purchase this brand-new Omega reference directly through bizakandco.com or by contacting our specialist team for a personalised consultation and best-price quote. Bizak & Co. offers a trusted buying experience with full authentication and dedicated after-sale support.

Certified Authenticity

Each watch we sell comes with original box & papers.

Real Family Business

You're buying from genuine people, 30 years in business.

Bizak & Co. Warranty

Every watch is checked by us before shipping.

5 Years Warranty

Every watch you buy from us is backed by our 5-year warranty—because luxury should come with long-term peace of mind.

If anything goes wrong mechanically due to a manufacturing issue, we’ll take care of it. No stress. No surprises.

Because trust isn’t built in a transaction—it’s built over time.

90 Day Return Policy

Our costumers trust us and we trust them. That's why we're boldly presenting the best return policy in the industry.

We take all the risk so you don't have to.

Signature personal delivery service

For high-value orders, we offer our exclusive Signature Personal Delivery—where one of our team members personally flies out to hand-deliver your watch.

Because some pieces deserve more than just shipping—they deserve a handshake.

You might also like...