Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP

Reference 231.23.39.21.55.002

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a masterclass in luxury watchmaking, combining stunning design with advanced movement technology. This Swiss-made timepiece boasts a harmonious blend of stainless steel and yellow gold, topped off with a lustrous Mother of Pearl (MOP) dial that adds an ethereal quality to the watch. The Aqua Terra's round shape measures 38.50 mm in diameter, making it suitable for a wide range of wrist sizes. With a water resistance of 150 meters, this watch is ready for a dip in the pool or a day at the beach. Its chronometer certification ensures accuracy and precision, while the open case back showcases the intricate mechanics working away like a tiny universe contained within your wrist.

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Key Features

Omega Caliber 8500 automatic movement
Mother of Pearl (MOP) dial with stick and dot indexes
Chronometer certification for accuracy and precision
Water resistance up to 150 meters
Stainless steel and yellow gold case
Open case back showcases intricate mechanics
Comfortable strap design for everyday wear

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP

Reference

231.23.39.21.55.002

Movement

8500

Movement Features

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

Case

38.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,690

Omega - 231.10.39.21.01.001 · $2,690

Up for sale is my great condition Omega Seamaster Aqua Terra with an automatic Omega Calibre 8500 movement.

Condition: Very good condition, minimal marks/hairlines
Case size: 38.5mm diameter
Movement: Omega Calibre 8500, automatic

Posted at

May 14, 2026, 4:26 AM

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Omega Seamaster Aqua Terra 220.10.41.21.03.001 – Full Set – 2020

Omega - 220.10.41.21.03.001 · $4,200

This Omega Seamaster Aqua Terra is a 41mm stainless steel watch with a blue teak dial and automatic Master Chronometer movement.

Condition: Clean
Case size: 41mm diameter
Bracelet type: Full bracelet with all links

Posted at

May 13, 2026, 8:55 PM

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2025 Omega Seamaster Aqua Terra 150M 38mm Steel Blue Dial 220.10.38.20.03.001 Full Set

Omega - 220.10.38.20.03.001 · $5,300

2025 Omega Seamaster Aqua Terra 150M 38mm Steel Blue Dial watch is being sold as a full set with original accessories. It features an automatic mechanical movement.

Condition: Nice Preowned Condition with Some Light Scratches On The Case, Bezel and Bracelet
Case dimensions: 38mm diameter
Bezel material: steel
Dial color: blue teak

Posted at

May 13, 2026, 7:33 PM

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Omega Seamaster Aqua Terra Co-Axial - Turquoise Blue - 2025 Full Set - 220.10.41.21.03.006

Omega - 220.10.41.21.03.006 · $5,850

This Omega Seamaster Aqua Terra features a Turquoise Blue dial and is the 41mm version, presenting great value with its under warranty status until 2029.

Condition: mint condition
Warranty expiration date: 2029
Version: 41mm

Posted at

May 13, 2026, 6:59 PM

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Omega Aqua Terra First Gen 2504.30 36mm Automatic $2,350

Omega - 2504.30 · $2,350

This is a first-generation Omega Aqua Terra, a 36mm automatic watch for sale. It has decent timegrapher numbers and fits about 18.5cm wrists.

Condition: Very minimal signs of use (recently polished)
Wrist size: fits about 18.5cm
Shipping from: Singapore

Posted at

May 13, 2026, 4:36 AM

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Omega Seamaster Aqua Terra First Gen Quartz 36mm 2518.30 $1,450

Omega - 2518.30 · $1,450

Selling a first-generation Omega Seamaster Aqua Terra Quartz Watch with a 36mm case.

Condition: Very minimal signs of use, recently polished
18.5cm: length of bracelet

Posted at

May 13, 2026, 4:23 AM

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Omega Seamaster Aqua Terra 38.5mm | Ref. 231.10.39.21.06.001 | Cal. 8500 Co-Axial | Grey Teak Dial | $2,599

Omega - 231.10.39.21.06.001 · $2,599

This Omega Seamaster Aqua Terra 150M Co-Axial is a stainless steel watch with a 38.5mm case, measuring in-house Caliber 8500 and featuring a grey teak-pattern dial.

Condition: great condition
Case diameter: 38.5mm
Movement caliber: Cal. 8500
Movement features: 39 jewels, 60-hour power reserve, 7Hz beat rate

Posted at

May 12, 2026, 10:14 PM

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Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega - 2503.3 · $2,199

A timeless, understated piece that measures 39mm in stainless steel and is powered by Omega’s Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. The watch features a silver dial with raised index hour markers and luminous hands.

Condition: great condition
Material: stainless steel
Water Resistance: 150m
Movement: Caliber 2500 Co-Axial automatic movement

Posted at

May 12, 2026, 10:10 PM

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