Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / MOP

Reference 231.23.34.20.55.001

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / MOP

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial 34 is a masterpiece of luxury watchmaking, featuring a stunning blend of exquisite craftsmanship and cutting-edge technology. Its 34mm case in stainless steel and Sedna gold exudes warmth and sophistication, while the breathtaking mother-of-pearl dial shines like a canvas of iridescent beauty. Powered by the Omega caliber 8520, an automatic movement with a 50-hour power reserve and COSC chronometer certification, this watch is designed for reliability, accuracy, and precision. With a water resistance of 150 meters, it's built for action, whether you're taking a dip in the pool or caught in a rain shower. The combination of materials ensures it's not just stylish but comfortable too, making it perfect for both formal and casual occasions.

Buy Now on Jomashop

This is an affiliate link

MSRP: $9,250

Market Price: $3,947

Key Features

Omega caliber 8520 automatic movement
50-hour power reserve
COSC chronometer certification
150-meter water resistance
Stainless steel and Sedna gold case
Mother-of-pearl dial with gem-set indexes
Co-Axial escapement for enhanced accuracy

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / MOP

Reference

231.23.34.20.55.001

Movement

8520

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Aqua Terra White Teaked 38.5mm

Omega - 8500 · $2,750

This Omega Aqua Terra 38.5mm features a white teaked dial and is available for purchase with an extra omega travel bag.

Condition: Excellent, no issues
Case Size: 38.5mm
Box Papers: No box/no papers

Posted at

Feb 16, 2026, 10:46 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Worldtimer – Blue Strap – Ref. 220.10.43.22.03.001 – Unworn 2025 – $8,490 + Shipping

Omega - 220.10.43.22.03.001 · $8,490

A new, unworn Omega Seamaster Aqua Terra Worldtimer featuring a striking blue dial and matching blue strap.

Condition: New / Unworn
Case size: 43mm diameter
Water resistance: 150m depth rating
Power reserve: 60-hour power reserve

Posted at

Feb 16, 2026, 9:17 PM

Active

View listing on r/WatchExchange

Omega Aqua Terra 36mm - Blue Dial - Quartz - 2518.80 - Price Reduced!

Omega - 2518.80 · $1,695

A beautiful Omega Seamaster Aqua Terra Blue, 36mm in size, with a stunning blue dial.

Condition: Good overall condition, minimal wear
Size: 36mm diameter
Movement type: Quartz

Posted at

Feb 16, 2026, 2:22 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega - 231.10.42.21.03.003 · $3,499

This listing is for an Omega Seamaster Aqua Terra Master Co-Axial, a blue-coloured watch with a 41.5mm case size.

Bracelet Length: 7.25"

Posted at

Feb 16, 2026, 1:26 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Ref. 231.10.42.21.03.003 Excellent Condition

Omega - 231.10.42.21.03.003 · $4,299

The Omega Seamaster Aqua Terra reference 231.10.42.21.03.003 is a versatile watch that combines sport and elegance, featuring a teak-pattern dial and sapphire display caseback.

Condition: Excellent pre-owned condition
Case diameter: 42mm
Movement: Omega Co-Axial automatic

Posted at

Feb 15, 2026, 9:22 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega - 2504.80 · $2,595

This Omega Seamaster Aqua Terra features a navy blue sunburst dial and is powered by Omega's Co-Axial automatic movement, housed in a 36.2mm case.

Condition: Excellent overall condition, minimal wear
Case diameter: 36.2mm
Crystal type: domed sapphire crystal with anti-reflective coating
Bracelet material: stainless steel

Posted at

Feb 15, 2026, 5:50 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra - ‘Blue Wave’ Gold Accents - Complete Set

Omega - 23110422103006 · $5,250

The Omega Seamaster Aqua Terra 150M 'Blue Wave Dial' is a striking Aqua Terra released for a very short period in limited production, featuring a blue dial with a wave pattern and 18K yellow gold accents.

Condition: Excellent all-around condition
Case size: 41.5mm diameter
Water resistance: 150M / 15 bar
Movement: Omega Master Co-Axial calibre 8500

Posted at

Feb 15, 2026, 4:28 PM

Active

View listing on r/WatchExchange

Omega Seamaster Aqua Terra Quartz - 38.5mm - 231.10.39.60.02.001 - Price Reduced!

Omega - 231.10.39.60.02.001 · $1,950

This Omega Seamaster Aqua Terra Quartz is a simple yet elegant watch with a Caliber 4564 quartz movement and 38.5mm case, perfect for those who want a proven brand without the expense of an automatic movement.

Case size: 38.5mm
Movement type: quartz
Bracelet type: original

Posted at

Feb 15, 2026, 1:49 PM

Active

View listing on r/WatchExchange