Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial Stainless Steel / Red Gold / MOP / Bracelet

Reference 231.20.34.20.55.001

Omega Seamaster Aqua Terra 150M Master Co-Axial Stainless Steel / Red Gold / MOP / Bracelet

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial is a masterpiece of luxury watchmaking, boasting an elegant design, impressive functionality, and precision. The stunning Mother of Pearl dial shimmers beautifully, reflecting light with a subtle allure. Crafted from a combination of Sedna Gold and stainless steel, the 34mm round case exudes a luxurious feel that's both robust and refined. Notable features include gem-set indexes adding a touch of glamour, arrow-shaped hands ensuring effortless time-telling, and an automatic Omega caliber 8520 movement with Co-Axial escapement reducing friction for long-term accuracy. With a water resistance of 150 meters, this watch can handle the demands of water sports or everyday wear. The sapphire glass provides an extra layer of protection, while the open case back showcases the intricate workings of the movement. Wearing the Aqua Terra is a joy, with its comfortable stainless steel bracelet and secure clasp. This versatile timepiece effortlessly transitions from formal to casual settings, making it the perfect accessory for any occasion.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega caliber 8520 automatic movement
  • Co-Axial escapement for reduced friction
  • Mother of Pearl (MOP) dial with gem-set indexes

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Co-Axial Stainless Steel / Red Gold / MOP / Bracelet
Reference
231.20.34.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega - 220.12.38.20.02.001 路 $4,600
A 38mm Omega Seamaster Aqua Terra with a depth rating of 150m is being sold.

  • Condition: minor wear on the sides
  • Warranty: until July 2028
  • Shipping: free shipping in US to a FedEx store near buyer's address
Posted at
Mar 22, 2026, 11:21 AM
Active
View listing on r/WatchExchange
[WTS] 2023 Omega Seamaster Aqua Terra 41.5mm 150M Black 231.10.42.21.01.003 Full Set - $4,495

2023 Omega Seamaster Aqua Terra 41.5mm 150M Black 231.10.42.21.01.003 Full Set - $4,495

Omega - 231.10.42.21.01.003 路 $4,495
Up for sale is a **Omega Seamaster Aqua Terra Black**. This watch features a 41.5mm case and 150m water resistance.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Water Resistance: 150m
Posted at
Mar 22, 2026, 10:37 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega - 2504.80 路 $2,650
This Omega Seamaster Aqua Terra features a navy blue sunburst dial, Co-Axial automatic movement and a stainless steel bracelet with a hidden clasp design.

  • Condition: Excellent overall condition with minimal wear
  • Case size: 36.2mm
  • Movement: Omega's Co-Axial automatic movement
Posted at
Mar 21, 2026, 8:21 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 馃敟$9,600馃敟

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

OMEGA - 220.10.43.22.03.002 路 $9,600
The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist, featuring a 43mm stainless steel case and a dial showcasing a vision of Earth surrounded by a 24-hour glass ring.

  • Condition: VERY GOOD, with some light scratches on case and bracelet
  • Case size: 43mm
  • Bracelet length: ~7 inches
  • Contents: ULTIMATE SET, including box, papers, serial hang tag, spare links, shipping coffin, and digital copy of original purchase receipt
Posted at
Mar 21, 2026, 7:04 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 馃敟$6,100馃敟

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

OMEGA - 220.10.38.20.13.003 路 $6,100
The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a 38mm stainless steel case with a symmetrical design, a Terracotta dial made from brass, and a polished and brushed bracelet.

  • Condition: UNWORN
  • Case size: 38mm
  • Water resistance: 150M
  • Movement: Co-Axial Master Chronometer Calibre 8800
Posted at
Mar 21, 2026, 7:01 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega Seamaster Aqua Terra 150M "SPECTRE" James Bond Limited Edition - 231.10.42.21.03.004

Omega - 231.10.42.21.03.004 路 $6,500
This Omega Seamaster Aqua Terra 150M 'SPECTRE' James Bond Limited Edition features a blue PVD dial, Master Co-Axial Caliber 8507 movement, and a stainless steel bracelet. The watch is part of a limited run of 15,007 pieces.

  • Condition: great condition with only minor signs of wear
  • Case diameter: 41.5mm
  • Movement: Omega Caliber 8507 (Anti-magnetic to >15,007 Gauss)
  • Power reserve: 60 Hours
Posted at
Mar 21, 2026, 6:24 PM
Active
View listing on r/WatchExchange
[WTS] Omega SeaMaster Aqua Terra 38mm Green Dial 220.10.38.20.10.002 F/Set 2023

Omega SeaMaster Aqua Terra 38mm Green Dial 220.10.38.20.10.002 F/Set 2023

Omega - 220.10.38.20.10.002 路 $4,999
The Omega Seamaster Aqua Terra is a beautiful watch in the perfect size, with a 38mm diameter.

  • Diameter: 38mm
  • Size: perfect
  • Boxes: outer and inner
Posted at
Mar 21, 2026, 1:03 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 231.10.42.21.02.001

Omega Seamaster Aqua Terra 231.10.42.21.02.001

Omega - 231.10.42.21.02.001 路 $2,995
This Omega Seamaster Aqua Terra is a watch-only example in very clean condition, featuring a white dial and 41.5mm case size.

  • Condition: Very clean pre-owned condition with light wear throughout
  • Model: Seamaster Aqua Terra
  • Diameter: 41.5mm
  • Movement Status: Functions well as it should
Posted at
Mar 20, 2026, 6:58 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Aqua Terra Teak Blue 231.13.42.21.03.001 2024 Full Set 42mm - $4100 plus shipping

OMEGA Seamaster Aqua Terra Teak Blue 231.13.42.21.03.001 2024 Full Set 42mm - $4100 plus shipping

Omega - 231.13.42.21.03.001 路 $4,100
The Omega Seamaster Aqua Terra is a classic and versatile watch that effortlessly blends sport and dress, featuring a blue teak dial and powered by Omega's reliable Co-Axial automatic movement.

  • Condition: Excellent Pre-Owned
  • Case size: 42mm diameter
  • Case material: Stainless Steel
  • Dial color: Blue Teak
Posted at
Mar 20, 2026, 6:46 PM
Active
View listing on r/WatchExchange