Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey
Reference 231.23.39.21.06.001
About this watch
The Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a luxurious timepiece that embodies precision, craftsmanship, and style. This stunning watch boasts an exquisite combination of stainless steel and red gold construction, giving it a luxurious yet durable appeal. The 38.5mm round shape strikes a perfect balance between boldness and subtlety, making it suitable for both men and women. The grey dial is sophisticated and versatile, pairing beautifully with various outfits. The open case back allows you to admire the intricate Omega caliber 8500 movement, which features two barrels providing a robust 60-hour power reserve. This chronometer has undergone rigorous testing to ensure its accuracy, meeting the standards set by the Swiss Official Chronometer Testing Institute (COSC). With a water resistance of 150 meters and an easy-to-read date function, this watch is perfect for daily wear. Its classic design ensures it won't go out of style, making it a timeless addition to any collection. For watch collectors, the Omega Seamaster Aqua Terra 150M Co-Axial 38.5 is a must-have, combining innovative movement, luxury materials, and stunning aesthetic. This remarkable choice offers both functionality and style, standing out among its peers.
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Key Features
- Omega Caliber 8500 Movement
- 60-Hour Power Reserve
- 150M Water Resistance
- Grey Dial with Stick and Dot Indexes
- Red Gold Accents on Stainless Steel Case
- Open Case Back for Visible Movement
- Chronometer Certified by COSC
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey
- Reference
- 231.23.39.21.06.001
- Movement
- 8500
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 38.5mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 150
Current Listings

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )
This Omega Aqua Terra 8800 is a 38mm stainless steel watch with a Lacquer Black dial, complete with all original boxes, papers, and accessories.
- Condition: Brand new
- Case size: 38mm diameter
- Movement type: Master Chronometer Movement

Omega Aqua Terra 150M - Grey - 38.5mm - 231.10.39.60.06.001 ( excellent )
This Omega Aqua Terra 150M is a 38.5mm Grey Dial Quartz Movement watch on a stainless steel bracelet.
- Condition: Excellent
- Case size: 38.5mm diameter
- Movement type: Quartz
Omega Seamaster Aqua Terra Master Chronometer GMT Worldtimer 150M
The Omega Seamaster Aqua Terra Master Chronometer GMT Worldtimer is a 43mm stainless steel watch with a green ceramic bezel and a stainless steel bracelet. It features a domed scratch-resistant sapphire crystal and an automatic Calibre 8938 movement.
- Condition: Mint
- Case size: 43mm
- Water resistance: 150M
Omega Seamaster - Aqua Terra - 220.10.41.21.01.001 - Black - 41mm - Mint
This Omega Seamaster Aqua Terra features a black dial and 41mm case size.
- Condition: Pre-Owned, Mint
- Case diameter: 41mm
- Movement type: Automatic
- Bracelet material: Stainless Steel
Omega Seamaster Aqua Terra - 231.13.43.22.02.004 - White w. Rose Gold Markers
This Omega Seamaster Aqua Terra is a modern, automatic GMT watch with date display and features a white dial with rose gold markers.
- Condition: Pre-Owned (Excellent Grade)
- Case Size: 43mm x 51mm
- Bracelet Type: Generic Brown Strap w. Tang Buckle
- Material: Stainless Steel
Omega Seamaster Aqua Terra - 220.10.41.21.01.001 - Black - Steel - 41mm - Mint
This Omega Seamaster Aqua Terra is a pre-owned mint condition watch with a black dial and 41mm case size, featuring an automatic movement and stainless steel bracelet.
- Condition: Pre-Owned Grade: Mint
- Case Size: 41mm diameter
- Bracelet Type: Stainless Steel
- Dial Color: Black

Omega Seamaster Aqua Terra 150M - 220.10.41.21.10.001
The Omega Seamaster Aqua Terra is a luxury watch designed for transitioning from sea to land, featuring a sun-brushed green dial with a horizontal 'teak' pattern, date window at the 6 o'clock position, and METAS-certified 8900 movement with a 60-hour power reserve.
- Condition: Excellent condition
- Case Size: 41mm
- Water Resistance: 150m (500 ft.)
- Movement: METAS certified 8900 movement
Omega Seamaster Aqua Terra 231.10.42.21.03.003
This Omega Seamaster Aqua Terra features a blue teak-patterned dial, stainless steel case, and automatic Co-Axial movement (Caliber 8500) with 150m water resistance.
- Condition: preowned but very good with minimal signs of wear
- Case size: 41.5mm
- Water resistance: 150m
- Crystal material: sapphire

Omega Aqua Terra 8900 - 41mm - Silver Dial - 220.12.41.21.02.002 (new / 2024)
This Omega Aqua Terra 8900 features a 41mm stainless steel case, silver dial with orange accents, and comes complete with all original boxes, papers, and accessories.
- Condition: Brand new
- Case size: 41mm diameter
- Movement: Master Chronometer Movement