Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference 231.50.39.21.06.003

About this watch

The Seamaster Aqua Terra 150m Master Co-Axial is a masterclass in watchmaking, seamlessly combining elegance, functionality, and advanced technology. This timepiece exudes luxury and sophistication with its stunning grey dial and striking red gold case. The Omega caliber 8501 automatic movement features a Co-Axial escapement, reducing friction and enhancing accuracy. With a power reserve of 60 hours, this watch is built to perform in various conditions. Its water resistance of 150m makes it a practical tool for water lovers, while its comfort on the wrist ensures all-day wear without discomfort. This watch is incredibly versatile, suitable for formal occasions and rugged environments alike.
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MSRP: $32,100
Market Price: $14,721

Key Features

  • Automatic Omega caliber 8501 movement
  • Co-Axial escapement for enhanced accuracy
  • Water resistance of 150m
  • Red gold case with 38.50 mm diameter
  • Grey dial with stick and dot indexes
  • Arrow-shaped hands for easy time-telling
  • Open case back to showcase movement details

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet
Reference
231.50.39.21.06.003
Movement
8501
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Red Gold 38.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] [USA] Omega Seamaster Aqua Terra 38.5mm Blue 🚨$3,595🚨 (220.13.38.20.03.001) – Complete Set & Excellent Condition

[USA] Omega Seamaster Aqua Terra 38.5mm Blue 🚨$3,595🚨 (220.13.38.20.03.001) – Complete Set & Excellent Condition

Omega - 220.13.38.20.03.001 · $3,595
The watch is an Omega Seamaster Aqua Terra in blue, with a 38.5mm case size and reference number 220.13.38.20.03.001.

  • Condition: Excellent
  • Set: Complete set (watch, box, and cards)
  • Box Condition: Leather interior damaged
  • Production Year: Unknown
Posted at
Oct 19, 2025, 11:19 AM
Active
[WTS] Omega Seamaster Aqua Terra World Timer Blue - 2025 Full Set - $6,550 (RRP is $10,900)- Ref 220.12.43.22.03.001

Omega Seamaster Aqua Terra World Timer Blue - 2025 Full Set - $6,550 (RRP is $10,900)- Ref 220.12.43.22.03.001

Omega - 220.12.43.22.03.001 · $6,550
The Omega Seamaster Aqua Terra World Timer Blue is a high-end watch featuring a blue dial and world timer functionality.

  • Rrp: $10,900
Posted at
Oct 19, 2025, 8:40 AM
Active
[WTS] Omega Aqua Terra Quartz 38.5mm Grey Dial 4654 231.10.39.60.06.00 $1,700

Omega Aqua Terra Quartz 38.5mm Grey Dial 4654 231.10.39.60.06.00 $1,700

A Omega Seamaster Aqua Terra Quartz with a grey dial and 38.5mm case size, available for sale in full set with box and papers.

  • Condition: Full set, recently polished
  • Case Size: 38.5mm
  • Movement Type: Quartz
Posted at
Oct 18, 2025, 2:24 AM
Active
[WTS] Omega Aqua Terra 38.5 Quartz Second Gen White 231.10.39.60.02.001 $1,700

Omega Aqua Terra 38.5 Quartz Second Gen White 231.10.39.60.02.001 $1,700

Omega - 231.10.39.60.02.001 · $1,700
This Omega Aqua Terra Second Gen features a white dial and quartz movement. The watch has been recently polished to look like new, with a 38.5mm case size suitable for an 18.5cm wrist.

  • Condition: like new
  • Case Size: 38.5mm
  • Movement Type: Quartz
Posted at
Oct 17, 2025, 10:09 PM
Active
[WTS] Omega Seamaster Aqua Terra 39mm 2503.50 $2200

Omega Seamaster Aqua Terra 39mm 2503.50 $2200

Omega - 2503.50 · $2,200
This Omega Seamaster Aqua Terra 39mm is a stylish and functional watch that features a clean crystal and fits about an 18cm wrist.

  • Condition: Excellent, little signs of use
  • Case size: 39mm
  • Wrist size: fits about 18cm
Posted at
Oct 17, 2025, 9:10 PM
Active
[WTS] Omega Aqua Terra Co-Axial - FULLY SERVICED this week! - $2,599 Shipped!

Omega Aqua Terra Co-Axial - FULLY SERVICED this week! - $2,599 Shipped!

Omega - 2503.30 · $2,599
This is the classic 39mm Omega Aqua Terra featuring a silver dial and Caliber 2500 Co-Axial movement. The watch has just undergone a complete service and is running accurately.

  • Condition: Excellent with minor mark on left case side
  • Movement: Caliber 2500 Co-Axial
  • Case size: 39mm diameter
  • Water resistance: null
Posted at
Oct 17, 2025, 1:08 PM
Active
Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega - 220.10.38.20.01.004 · $5,750
Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.

  • Condition: Brand new
  • Case size: 38mm
  • Movement type: Master Chronometer Movement
Posted at
Apr 3, 2025, 3:15 PM
Active
Omega Seamaster Aqua Terra Green 41mm

Omega Seamaster Aqua Terra Green 41mm

Omega - 220.10.41.21.10.001 · $4,200
The Omega Seamaster Aqua Terra Green is a versatile watch suitable for daily wear, featuring a Master Chronometer certified calibre 8900 with 60 hours of power reserve and antimagnetic properties. It has an excellent bracelet and proportions.

  • Condition: Near-mint, 94-95%
  • Case size: 41mm x 47.9mm lug to lug
  • Thickness: 13.2mm
  • Power reserve: 60 hours
Posted at
Mar 31, 2025, 10:30 AM
Active
Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00

Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00

The Omega Seamaster Aqua Terra Co-Axial is a sport-ready watch with dress-worthy charm, featuring a white dial with blue accents and a stainless steel case with brushed and polished finishes.

  • Condition: Mint
  • Movement: Co-Axial
  • Case size: Not specified
  • Water resistance: Not specified
Posted at
Mar 25, 2025, 5:11 PM
Active