Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black

Reference 231.23.39.21.51.001

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a masterful blend of style and functionality. This luxurious timepiece boasts a stunning combination of red gold and stainless steel, giving it a sporty yet elegant appearance. The round case measures 38.50 mm in diameter, making it suitable for both men and women. The black dial features gem-set indexes that catch the light beautifully, adding a touch of sophistication to the overall design. Arrow-shaped hands enhance visibility while also adding a modern twist to its classic face. With a water resistance of up to 150 meters, this watch is designed for function as well as form. But what truly sets it apart is the Omega caliber 8500 movement, a certified chronometer that offers an impressive 60 hours of power reserve. The Co-Axial escapement reduces friction, extending the longevity of the watch's performance. Whether you're in a business meeting or enjoying a casual day out, this watch adapts beautifully to any scenario. It's a conversation starter, and with its exquisite design, reliable movement, and versatility, it easily earns its place in the coveted collection of luxury timepieces.

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Key Features

Omega caliber 8500 movement
Certified chronometer
60 hours power reserve
Co-Axial escapement
Water resistance up to 150 meters
Red gold and stainless steel construction
Sapphire glass
38.50 mm diameter case

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black

Reference

231.23.39.21.51.001

Movement

8500

Movement Features

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

Case

38.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra Links

Omega · $50

This Omega Seamaster Aqua Terra is an excellent condition watch that has never been used. It is priced to sell and comes with authentic OEM links.

Condition: Excellent, never used
Status: Genuine OEM Authentic

Posted at

Mar 7, 2026, 8:34 PM

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Omega Seamaster Aqua Terra 41.5mm 231.10.42.21.03.003 | 2023 Box and Papers

Omega - 231.10.42.21.03.003 · $4,350

2023 Omega Seamaster Aqua Terra 41.5mm watch in very good condition. The watch has a slight wear on the polished parts of the case, bezel, and bracelet, as well as a tiny ding by 8 o'clock on the bezel.

Condition: Great Pre-Owned Condition with slight wear on polished parts and a tiny ding by 8 o'clock on bezel
Case Size: 41.5mm
Bracelet Links: 15.5 Links
Serviced: Unknown

Posted at

Mar 7, 2026, 4:30 PM

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Omega Seamaster Aqua Terra Black $4000

Omega - Aqua Terra Black · $4,000

Posted at

Mar 7, 2026, 10:49 AM

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Omega Seamaster Aqua Terra – Ref 231.23.39.21.06.001 – 2012 Full Set

Omega - 231.23.39.21.06.001 · $7,900

This Aqua Terra presents exceptionally well overall, with a stainless steel case and a distinctive feature of a solid 18k gold bezel paired with matching gold hands and crown.

Condition: Very good condition
Case size: 39mm diameter
Year of manufacture: 2012
Movement type: Co-Axial automatic

Posted at

Mar 7, 2026, 9:58 AM

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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

The Omega Seamaster Aqua Terra 150m features a blue dial and a 41.5mm case, along with a Master Co-Axial movement.

Depth rating: 150m
Bracelet length: 7.25 inches

Posted at

Mar 7, 2026, 9:12 AM

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OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA - 220.10.43.22.03.002 · $9,600

The OMEGA Seamaster Aqua Terra Worldtimer 'Summer Blue' is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial with a laser-ablated Earth design surrounded by a 24-hour glass ring indicating day and night.

Condition: VERY GOOD - some light scratches on case and bracelet
Case size: 43mm
Bracelet length: ~7 inches

Posted at

Mar 6, 2026, 8:19 PM

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OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA - 220.10.38.20.13.003 · $6,100

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial with a symmetrical case design, powered by the Co-Axial Master Chronometer Calibre 8800.

Condition: UNWORN
Diameter: 38mm
Case material: stainless steel

Posted at

Mar 6, 2026, 8:16 PM

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Omega Aqua Terra rubber strap with deployant and end links, 20mm, OEM

Omega - Aqua Terra (no model number provided) · $525

This listing is for an OEM Omega Aqua Terra 20mm blue rubber strap with deployant and end links. It fits the 41mm teak dial version and is in outstanding condition.

Condition: near mint
Material: rubber
Size: 20mm (strap width)
Style: teak dial

Posted at

Mar 6, 2026, 2:24 PM

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Omega Aqua Terra 20mm OEM bracelet

Omega - Aqua Terra 41mm teak dial (assuming standard reference, no exact ref provided) · $525

Condition: near mint
Bracelet size: 20mm
Condition rating: outstanding, near mint

Posted at

Mar 6, 2026, 2:21 PM

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