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

Reference 231.23.39.22.06.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar (model 231.23.39.22.06.001) is a stunning timepiece that embodies the spirit of adventure and sophistication. With its elegant grey dial, stick and dot indexes, and red gold accents, this watch is a perfect blend of functionality and aesthetics. The Omega caliber 8601 movement features a Co-Axial escapement, reducing friction and enhancing accuracy, while providing a power reserve of 60 hours. The annual calendar feature allows for easy date adjustment, only requiring setting once a year. With a water resistance of 150 meters and sapphire crystal glass, this watch is both stylish and robust. Whether you're swimming, snorkeling, or just caught in a rainstorm, the Omega Seamaster Aqua Terra can handle it all without missing a beat.
Buy Now on Jomashop
This is an affiliate link
MSRP: $12,100
Market Price: $5,504

Key Features

  • Omega caliber 8601 movement
  • Co-Axial escapement
  • Annual calendar feature
  • 150-meter water resistance
  • Sapphire crystal glass
  • 38.5 mm round case
  • Red gold and stainless steel construction

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Red Gold / Grey
Reference
231.23.39.22.06.001
Movement
8601
Movement Features
  • Hours, Minutes, Seconds
  • Date, Annual Calendar, Month
  • Chronometer, Co-Axial Escapement
Case
38.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega - 220.10.41.21.06.001 · $5,495
This Omega Seamaster Aqua Terra Grey is a 2023 model, featuring a 41mm case.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 41mm diameter
Posted at
Feb 14, 2026, 12:02 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 36mm 2504.80 Full Set

Omega Seamaster Aqua Terra 36mm 2504.80 Full Set

Omega - 2504.80 · $3,700
Omega Seamaster Aqua Terra 36mm watch in great condition, with a deployant rubber strap from Helvetus.

  • Condition: Great condition with minor wear
  • Bracelet condition: minor wear
Posted at
Feb 14, 2026, 11:21 AM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 220.10.41.21.10.001 — 09/2025 Full Set — $4795 Shipped obo

Omega Aqua Terra 220.10.41.21.10.001 — 09/2025 Full Set — $4795 Shipped obo

Omega - 220.10.41.21.10.001 · $4,795
Up for sale is my Omega Aqua Terra 41mm in excellent condition, featuring a stunning green teak dial and Master Chronometer Co-Axial movement.

  • Condition: Excellent
  • Size: 41mm diameter
  • Year: 2025
  • Water resistance: 150m
Posted at
Feb 14, 2026, 12:17 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m 38.5mm

Omega Seamaster Aqua Terra 150m 38.5mm

Omega - 231.10.39.21.02.001 · $2,950
This Omega Seamaster Aqua Terra is a steel on steel model, featuring a 38.5mm case and 150m water resistance.

  • Condition: Very good condition
  • Water Resistance: 150m depth rating
  • Case Size: 38.5mm diameter
  • Bracelet Links: includes all removable links plus an extra half-link
Posted at
Feb 13, 2026, 9:46 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 2015 38.5mm 231.10.39.21.02.001 B&P

Omega Aqua Terra 2015 38.5mm 231.10.39.21.02.001 B&P

Omega - 231.10.39.21.02.001 · $3,100
Aqua Terra 2015 model, 38.5mm diameter, suitable for everyday wear with versatile style.

  • Condition: Excellent condition
  • Size: 38.5mm diameter
Posted at
Feb 13, 2026, 4:28 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra Quartz - White Dial - 231.10.39.61.02.001 - Price Reduced!

Omega Seamaster Aqua Terra Quartz - White Dial - 231.10.39.61.02.001 - Price Reduced!

Omega - 231.10.39.61.02.001 · $1,950
This Omega Seamaster Aqua Terra Quartz features a white dial and is powered by a quartz movement, coming on its original stainless steel bracelet.

  • Condition: pre-owned with minor wear
  • Size: 38.5mm diameter
  • Movement: quartz
  • Bracelet material: stainless steel
Posted at
Feb 13, 2026, 12:58 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega Seamaster Aqua Terra – Annual Calendar – 38.5mm Blue Dial

Omega - 23110392203001 · $4,400
The Omega Seamaster Aqua Terra features a 38.5mm stainless steel case on a stainless steel bracelet, with an annual calendar complication that automatically accounts for months with 30 or 31 days.

  • Condition: Excellent condition
  • Case size: 38.5mm diameter
  • Movement: Omega Co-Axial calibre 8601
Posted at
Feb 13, 2026, 11:38 AM
Active
View listing on r/WatchExchange
[WTS] 2023 Omega Aqua Terra - Weave Dial

2023 Omega Aqua Terra - Weave Dial

Omega - 231.10.42.21.01.006 · $4,350
A 2023 Omega Aqua Terra watch featuring a black weave dial and rose gold colored hands/makers.

  • Condition: Very Good
  • Case size: 41.5mm diameter
  • Box condition: Outer Box / Inner Box / Warranty Card / Pictograms Card / Manual - Front flap loose / some wear marks
Posted at
Feb 12, 2026, 9:54 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001 MINT REDUCED

Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001 MINT REDUCED

Omega - 220.12.38.20.10.001 · $4,499
A Omega Seamaster Aqua Terra 38 in mint condition, with box and papers included.

  • Condition: Mint
  • Original Strap: Original omega strap
  • Leather Strap Depth Rating: 200m water resistant (TUNS green leather strap)
  • Warranty: Watchmaxx warranty
Posted at
Feb 12, 2026, 8:16 PM
Active
View listing on r/WatchExchange