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

Reference 231.18.39.21.51.001

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

About this watch

The Omega Seamaster Aqua Terra is a masterpiece of horological innovation, seamlessly blending elegance with performance. This stunning timepiece boasts an automatic Omega caliber 8500 movement, providing 60 hours of power reserve and a Master Co-Axial Chronometer designation for exceptional precision and performance. The case is crafted from high-quality stainless steel, resistant to corrosion and wear, while the diamond-set bezel adds a touch of luxury without being overly ostentatious. With its impressive water resistance of 150 meters, this watch is versatile enough for swimming, snorkeling, and everyday wear. Whether you're looking for a professional or laid-back vibe, the Aqua Terra's design allows it to transition seamlessly between different settings, making it the perfect addition to any luxury watch collection.

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Key Features

Omega caliber 8500 automatic movement
60 hours of power reserve
Master Co-Axial Chronometer designation
Stainless steel case with diamond-set bezel
150 meters water resistance
Sapphire crystal glass for scratch resistance and clarity
Black dial with stick and dot indexes

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.18.39.21.51.001

Movement

8500

Movement Features

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

Case

Stainless Steel 38.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 150 M – 38 mm (Ref. 220.10.38.20.03.005)

Omega - 220.10.38.20.03.005 · $5,699

This Omega Seamaster Aqua Terra 150 M is a versatile timepiece that perfectly balances sportiness and sophistication, making it ideal for daily wear.

Condition: Very good condition with light surface scratches
Case size: 38mm diameter
Movement: Master Chronometer-certified automatic calibre 8800 with approximately 55 hours power reserve
Water resistance: 150m (15 ATM)

Posted at

Oct 21, 2025, 9:15 PM

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2024 OMEGA Seamaster Aqua Terra “Shades” Terracotta 220.10.38.20.13.003 38mm Full Set

OMEGA - 220.10.38.20.13.003 · $5,500

This 2024 OMEGA Seamaster Aqua Terra Shades Terracotta features a rich sunburst red dial and is powered by the Co-axial master chronometer calibre 8800 movement.

Condition: Excellent Pre-Owned condition
Movement: Automatic (Self Winding)
Power reserve: 72hrs
Case size: 38mm diameter

Posted at

Oct 21, 2025, 12:48 PM

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2024 Omega Seamaster Aqua Terra 220.12.41.21.02.002 — Mint Condition, Box & Papers

Omega - 220.12.41.21.02.002

2024 Omega Seamaster Aqua Terra in mint condition, sold with original box and papers.

Condition: Mint Condition
Water resistance: 100m

Posted at

Oct 21, 2025, 9:01 AM

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Omega Aqua Terra GMT

Omega - 220.12.43.22.03.001 · $8,000

This Omega Aqua Terra GMT is an excellent example of a beautiful watch, with one of the favorite dials in its price category.

Condition: Excellent
Crystal condition: excellent
Movement condition: excellent
Strap condition: leather

Posted at

Oct 20, 2025, 10:46 PM

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Omega Seamaster Aqua Terra- Teak Concept blue dial 231.10.39.21.03.002 - 2023 Warranty

Omega - 231.10.39.21.03.002 · $4,550

The Omega Seamaster Aqua Terra, reference 231.10.39.21.03.002, is a 39mm luxury watch featuring a Teak Concept blue dial inspired by yacht decks, powered by the Co-Axial Caliber 8500 automatic movement.

Condition: Excellent
Case Size: 39mm
Diameter: 39mm
Movement: Omega Co-Axial Caliber 8500 (Automatic)

Posted at

Oct 20, 2025, 6:42 PM

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[US] Omega Seamaster Aqua Terra 150m Master Chronometer GMT - Complete Set 2023

Omega - 231.90.46.51.01.001

The Omega Seamaster Aqua Terra 150m Master Chronometer GMT is a luxury watch featuring a stainless steel case, 41mm diameter, and a date display at the 6 o'clock position.