Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Diamond / Black / Bracelet

Reference 231.55.39.21.51.002

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Diamond / Black / Bracelet

About this watch

The Omega Aqua Terra 231.55.39.21.51.002 is a stunning luxury watch that combines elegance with performance, featuring a yellow gold case, black dial, and gem-set indexes. Its automatic movement, powered by the Omega caliber 8501, boasts incredible precision and durability, thanks to its Co-Axial escapement. With a water resistance rating of 150 meters, this watch is perfect for everyday wear, whether formal or casual. The adjustable yellow gold bracelet ensures a comfortable fit on any wrist size, while the watch's unique blend of style and functionality makes it an ideal choice for collectors, professionals, and those seeking a high-quality timepiece.

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Key Features

Omega caliber 8501 automatic movement
Co-Axial escapement for durability and accuracy
150-meter water resistance rating
Yellow gold case with gem-set indexes
Adjustable bracelet for a comfortable fit
Chronometer certified for precise timekeeping
Stunning design with luxurious materials

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Diamond / Black / Bracelet

Reference

231.55.39.21.51.002

Movement

8501

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Yellow Gold 38.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Aqua Terra 8800 38mm Green Diver 220.12.38.20.10.001 ( new / 2026 / box and papers )

Omega - 220.12.38.21.10.001 · $5,750

This Omega Aqua Terra 8800 is a brand new stainless steel watch with a green dial, featuring a Master Co-Axial movement and measuring 38mm in diameter.

Condition: Brand new
Case material: Stainless Steel
Movement type: Master Co-Axial

Posted at

Apr 29, 2026, 2:25 PM

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Omega Seamaster Aqua Terra 41.5mm - 231.10.42.21.02.001 - White Teak Automatic

Omega - 231.10.42.21.02.001 · $2,895

This is a watch-only example of the Omega Seamaster Aqua Terra in White Teak Automatic, featuring a 41.5mm size and model number 231.10.42.21.02.001.

Condition: Very clean pre-owned condition with light wear
Diameter: 41.5mm

Posted at

Apr 29, 2026, 12:30 PM

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2020 Omega Aqua Terra Captain’s Watch White/silver 6/20 Ref# 231.10.42.21.02.002 $3,249.00

Omega - 231.10.42.21.02.002 · $3,249

This 2020 Omega Aqua Terra Captain’s Watch features a beautiful silvery white dial with Teak pattern, automatic self-winding movement, and a 41.5mm case size.

Condition: Fantastic condition, with a few minor flaws
Diameter: 41.5mm
Water resistance: 150m
Power reserve: 60 hours

Posted at

Apr 29, 2026, 10:03 AM

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Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,350 - Reserved post for u/Pliskin01

Omega - 231.10.39.21.03.001 · $3,350

Up for sale is my Omega Seamaster Aqua Terra 'Skyfall' with a Calibre OMEGA 8500 automatic movement and a 38.5mm diameter case.

Condition: Great condition, minor marks/hairlines on the case
Case size: 39mm diameter
Movement: Calibre OMEGA 8500 automatic
Bracelet: Original steel Omega steel bracelet

Posted at

Apr 29, 2026, 4:03 AM

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Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega - 231.10.39.21.02.002 · $2,950

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500 in great condition. This watch measures at 39mm and has an original Omega steel bracelet.

Condition: Great condition, minor marks on the case and caseback
Bracelet type: Original Omega steel bracelet, replaced with OEM all brushed version
Case size: 39mm diameter
Movement: Calibre OMEGA 8500

Posted at

Apr 28, 2026, 9:06 PM

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Omega Seamaster Aqua Terra 39mm. Box & paper

Omega - 2503.30.00 · $2,700

A super clean Omega Seamaster Aqua Terra 150M in the highly desirable 39.2mm case size, featuring a stunning sunray silver dial and chronometer-certified Calibre 2500 Co-Axial movement.

Condition: Excellent
Case Diameter: 39.2mm
Water Resistance: 150m (500ft)
Power Reserve: 48 hours

Posted at

Apr 28, 2026, 4:59 PM

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2021 Omega Aqua Terra Ref# 220.12.41.21.02.001

Omega - 220.12.41.21.02.001 · $4,750

The Omega Aqua Terra is a versatile watch with a 41mm case, silver dial with teak pattern, and orange accents. It's powered by an in-house Co-Axial Master Chronometer movement delivering exceptional accuracy and anti-magnetic resistance.

Condition: Good, professionally polished April 2026
Year: 2021
Size: 41mm diameter
Power reserve: 60 hours

Posted at

Apr 28, 2026, 4:37 PM

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Omega Seamaster Aqua Terra Skyfall 231.10.39 38.5mm - $3,250

Omega - 231.10.39.21.03.001 · $3,250

Up for sale is my great condition Omega Seamaster Aqua Terra 'Skyfall' with a Calibre OMEGA 8500 automatic movement and a steel case.

Condition: Great condition, minimal marks/hairlines on the case back and some smudging/scratches present on the AR coating
Case size: 39mm diameter
Movement type: Calibre OMEGA 8500 automatic
Bracelet type: original steel Omega steel bracelet

Posted at

Apr 27, 2026, 9:04 PM

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Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,890

Omega - 231.10.39.21.01.001 · $2,890

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001, measuring at 38.5mm with an automatic Omega Calibre 8500 movement.

Condition: Very good condition for its age, with minimal marks/hairlines
Movement: Omega Calibre 8500
Case size: 38.5mm diameter
Bracelet: Original Omega steel bracelet

Posted at

Apr 27, 2026, 8:58 PM

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