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.
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] Omega Aqua Terra Shades Saffron Reduced](https://external-preview.redd.it/KHxOEHnCHlN_vhB67Ns6eeZvUVG0X-yt_jfM3QgWG9g.jpeg?auto=webp&s=4cef66e19fead41e81613ad31ff525331b22509e)
Omega Aqua Terra Shades Saffron Reduced
Up for sale is my Omega Seamaster Aqua Terra, Saffron, 38mm, Ref. 220.10.38.20.12.
- Condition: great shape with little signs of wear
- Case Size: 38mm diameter
- Lug Width: 19mm
- Material: Stainless Steel
Omega Aqua Terra 38mm Black Lacquer
This Omega Aqua Terra is a 38mm watch in black lacquer finish, with a few minor marks. It comes without a bracelet but includes a brown Omega strap.
- Condition: Excellent
- Case size: 38mm diameter
- Bracelet included: false

MINT Omega SEAMASTER AQUA TERRA 150M SILVER DIAL 41MM 2025 FULL SET
A 2025 Omega Seamaster Aqua Terra 150M Stainless Steel watch with a silver and orange accents dial and Omega Co-Axial Master Chronometer 8900 automatic movement.
- Condition: Mint, Unpolished Condition
- Diameter: 41mm
- Water resistance: 150m

Pre-Owned Omega Seamaster Aqua Terra 220.10.41.21.03.001
This pre-owned Omega Seamaster Aqua Terra is in 79% condition with marks on the lugs, bezel, and case. It has a stainless steel bracelet that accommodates up to 7 and 1/4 inches wrist size.
- Condition: 79% condition due to marks on the lugs, bezel, and throughout the case
- Water Resistance: 150 meters
- Case Size: 41mm diameter
- Material: Stainless Steel
![[WTS] Omega Seamaster Aqua Terra (ref. 231.10.41.21.02.003) 41mm White Dial - Box and Papers - Mint](https://external-preview.redd.it/dc8uAUwGu73cwy8qzhL9HQHEOPwG-u1CUIU_hEGcViU.jpeg?auto=webp&s=aead64616eaf3c2c0c19cb025673b5c1bc07fc0a)
Omega Seamaster Aqua Terra (ref. 231.10.41.21.02.003) 41mm White Dial - Box and Papers - Mint
This Omega Seamaster Aqua Terra features a 41mm white dial, textured pattern, and comes with full set from 2016.
- Condition: Mint
- Size: 41mm diameter
- Bracelet type: full bracelet
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://external-preview.redd.it/Z23CdO8aZF-HV3au4S_-y5Urc9qFx-tPMWIe49yDonE.jpeg?auto=webp&s=eb3b7243be141432cbe44aa81d710cb10aa67b37)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
This Omega Seamaster Aqua Terra features a white dial and blue indices, powered by the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Movement: co-axial chronometer
- Diameter: 39mm
- Case material: unknown

Omega Aqua Terra 8800 - Turquoise - 38mm - 220.10.38.20.03.005 ( new / 2025 )
This Omega Aqua Terra 8800 features a 38mm stainless steel case, turquoise dial, and is equipped with the Omega 8800 calibre. It comes complete with all original boxes, papers, booklets, hang tag, and an Omega warranty card dated May 2025.
- Condition: Brand New
- Case size: 38mm
- Material: stainless steel
- Calibre: Omega 8800

Omega Aqua Terra 8800 - Green / Diver - 220.12.38.20.10.001 ( new / 2025 )
A brand new Omega Aqua Terra 8800 with a green dial, featuring a stainless steel case and master co-axial movement.
- Condition: Brand New / Complete Set
- Case size: 38mm
- Material: Stainless Steel
- Movement type: Master Co-Axial
![[WTS] Omega Seamaster Aqua Terra 41 Green Dial - Black Rubber Strap + Steel Bracelet - Full Set](https://external-preview.redd.it/6V6_KDUb3ecWke1sk5ukQnN8yojyQgKwCKhxR6CrKTk.jpg?auto=webp&s=121ac0fb2fd173fb152acbad0be3a18e71718b19)
Omega Seamaster Aqua Terra 41 Green Dial - Black Rubber Strap + Steel Bracelet - Full Set
This Omega Seamaster Aqua Terra 41 features a 41mm stainless steel case, dark green dial that changes to black in certain lighting conditions, and an automatic Co-Axial Master Chronometer cal 8900 movement. The watch is complete with a rubber strap, steel bracelet, and full set of accessories.
- Condition: Used, with minor scratches and signs of normal wear
- Movement: Automatic Co-Axial Master Chronometer cal 8900
- Bracelet Type: Black rubber strap and brushed/polished stainless steel bracelet (OEM)
- Bracelet Size: 6.5"