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

Reference 231.23.39.21.06.001

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

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 Seamaster Aqua Terra Co-Axial 39mm 231.10.39.21.02.001 White

Omega - 231.10.39.21.02.001 · $2,999

This Omega Seamaster Aqua Terra Co-Axial features a 39mm case and is available with a 7" bracelet.

Bracelet Size: 7 inches

Posted at

Oct 15, 2025, 5:51 PM

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Omega Seamaster Aqua Terra Co-Axial 42mm 231.10.42.21.06.001 Gray

Omega - 231.10.42.21.06.001 · $2,999

This Omega Seamaster Aqua Terra Co-Axial is a 42mm watch with a gray finish and has been recently serviced.

Condition: Pre-owned, serviced
Case Size: 42mm diameter
Bracelet Length: 7.25 inches

Posted at

Oct 15, 2025, 5:50 PM

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Omega Seamaster Aqua Terra quartz $1.5k

Omega - 2518.50.00 · $1,500

This Omega Seamaster Aqua Terra quartz watch features a 6.5 inch bracelet that fits the seller's wrist.

Condition: Good
Bracelet size: 6.5 in.
Box/papers: No

Posted at

Oct 15, 2025, 11:45 AM

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2024 OMEGA Seamaster Aqua Terra Summer Blue Dial 41mm BOXES/PAPERS!

OMEGA - 220.12.41.21.03.008 · $5,000

The seller is listing a brand-new OMEGA Seamaster Aqua Terra Summer Blue Dial 41mm watch, complete with all the original packaging and accessories.

Condition: Brand new with minor handling mark
Case diameter: 41mm
Water resistance depth rating: 150 Meters
Power reserve: 60 Hours

Posted at

Oct 14, 2025, 4:20 PM

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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

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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

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

Omega - Aqua Terra Co-Axial White Blue Stainless Steel 2503.33.00 · $3,410

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

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Omega Aqua Terra - Small Seconds - Slate - 220.12.41.21.03.005 ( excellent )

Omega - 220.12.41.21.03.005 · $4,650

This Omega Aqua Terra 150M Small Seconds features a Slate Blue dial and is housed in a 41mm stainless steel case.

Condition: Excellent
Case material: Stainless Steel
Water resistance: 150m

Posted at

Mar 25, 2025, 3:13 PM

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Omega Aqua Terra 38 Shades Red Terracotta Box Papers Warranty

Omega - 220.10.38.20.13.003 · $5,425

The Omega Seamaster Aqua Terra 38 Shades Collection Watch features a 38mm stainless steel case with a terracotta dial and polished bezel on a stainless steel bracelet.

Condition: 96% Near Mint Condition
Case size: 38mm diameter
Water resistance: 150 meters/500 feet

Posted at

Mar 25, 2025, 1:55 AM

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