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

Reference 231.23.39.21.06.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a luxurious timepiece that embodies precision, craftsmanship, and style. This stunning watch boasts an exquisite combination of stainless steel and red gold construction, giving it a luxurious yet durable appeal. The 38.5mm round shape strikes a perfect balance between boldness and subtlety, making it suitable for both men and women. The grey dial is sophisticated and versatile, pairing beautifully with various outfits. The open case back allows you to admire the intricate Omega caliber 8500 movement, which features two barrels providing a robust 60-hour power reserve. This chronometer has undergone rigorous testing to ensure its accuracy, meeting the standards set by the Swiss Official Chronometer Testing Institute (COSC). With a water resistance of 150 meters and an easy-to-read date function, this watch is perfect for daily wear. Its classic design ensures it won't go out of style, making it a timeless addition to any collection. For watch collectors, the Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a must-have, combining innovative movement, luxury materials, and stunning aesthetic. This remarkable choice offers both functionality and style, standing out among its peers.

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Key Features

Omega Caliber 8500 Movement
60-Hour Power Reserve
150M Water Resistance
Grey Dial with Stick and Dot Indexes
Red Gold Accents on Stainless Steel Case
Open Case Back for Visible Movement
Chronometer Certified by COSC

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.23.39.21.06.001

Movement

8500

Movement Features

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

Case

38.5mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

150

Current Listings

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 - $4000 Shipped

OMEGA - Seamaster Aqua Terra · $4,000

This is a personal favorite, very babied. Running at +1sec/24hrs. Just a gorgeous piece.

Condition: Minty, with minor hairlines in hard to see spots
Case condition: Minty case and crystal
Bracelet type: Brushed

Posted at

Mar 8, 2026, 7:18 PM

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Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001 - Price Reduced!

Omega - 220.10.38.20.09.001 · $3,895

A Omega Seamaster Aqua Terra Shades "Sandstone" watch in 38mm size, described as one of the best looking omegas of all time, available for sale.

Condition: Lightly pre-owned with light, normal wear throughout
Size: 38mm diameter
Accuracy: +1 second/day
Amplitude: 300+

Posted at

Mar 8, 2026, 7:00 PM

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Omega Aqua Terra 41mm blue with both OEM bracelet and rubber options

Omega - 41mm Aqua Terra · $4,200

This Omega Aqua Terra 41 mm blue dial watch features a 8900 movement with an independent jumping hour hand complication, suitable for travel. It keeps excellent time and comes in excellent condition.

Condition: Excellent condition with only the slightest of wear
Movement: 8900 movement
Bracelet options: OEM bracelet, OEM rubber strap with deployant and end links
Straps included: $495 each

Posted at

Mar 8, 2026, 12:35 PM

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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 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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