Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Stainless Steel / Sedna Gold / MOP - Diamond / Bracelet

Reference 220.20.38.20.55.002

Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Stainless Steel / Sedna Gold / MOP - Diamond / Bracelet

About this watch

The Omega Seamaster Aqua Terra 220.20.38.20.55.002 is a masterclass in luxury watchmaking, seamlessly blending elegance with performance. This stunning timepiece boasts a Sedna gold and stainless steel case, mother-of-pearl dial, and gem-set indexes, creating a truly unique and breathtaking aesthetic. The Omega caliber 8802 movement, certified as a Master Chronometer, is a marvel of engineering, resistant to magnetic fields up to 15,000 gauss. With a water resistance of 150 meters and a date function, this watch is built for aquatic adventures and everyday wear. Its adjustable stainless steel and Sedna gold bracelet adds sophistication and comfort, making it a worthy addition to any watch collection.

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Key Features

Omega caliber 8802 Master Chronometer movement
Sedna gold and stainless steel case
Mother-of-pearl dial with gem-set indexes
Water resistance of 150 meters
Date function and small seconds display
Adjustable stainless steel and Sedna gold bracelet
Co-Axial escapement reduces friction and enhances longevity

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Stainless Steel / Sedna Gold / MOP - Diamond / Bracelet

Reference

220.20.38.20.55.002

Movement

8802

Movement Features

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

Case

38mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

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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View listing on r/WatchExchange