Omega Aqua Terra Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference 231.53.39.21.06.003

About this watch

The Omega Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet is a masterpiece of luxury watchmaking, blending sportiness and elegance with its stunning red gold case and sleek grey dial. Protected by a sapphire crystal, the dial boasts stick and dot indexes for a contemporary yet timeless look, while the arrow hands ensure effortless time-telling. At the heart lies the Omega Caliber 8501, an automatic movement featuring a Co-Axial escapement for greater accuracy and longevity. With a power reserve of 60 hours, this marvel of engineering is perfect for everyday wear. Whether you're hiking or attending a formal dinner, this watch is up to the task with its impressive 150-meter water resistance. The adjustable red gold bracelet complements the case while ensuring comfort on your wrist, making it versatile enough to wear daily or save for special occasions. This true masterpiece offers exceptional value, combining elegance and sporty functionality in a way that sets it apart from other luxury watches.

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Key Features

38.5mm Red Gold Case
Grey Dial with Stick and Dot Indexes
Omega Caliber 8501 Automatic Movement
Co-Axial Escapement for Greater Accuracy and Longevity
Sapphire Crystal for Scratch Resistance
150m Water Resistance
Adjustable Red Gold Bracelet

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150m Master Co-Axial 38.5 Red Gold / Grey / Bracelet

Reference

231.53.39.21.06.003

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

Omega Seamaster Aqua Terra - Black 39mm - 2503.50

Omega - 2503.5 · $2,750

A 39mm Omega Seamaster Aqua Terra in black, with minor wear throughout and a small mark on the bezel/crystal near the 12 o'clock marker.

Condition: Pre-owned, minor wear throughout
Size: 39mm diameter
Bezel mark: small mark on bezel/crystal near the 12 o'clock marker

Posted at

May 11, 2026, 5:33 PM

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Omega Seamaster Aqua Terra Rose Gold 38mm with box and papers

Omega - 220.20.38.20.02.001 · $8,000

This Omega Seamaster Aqua Terra is a 38mm rose gold watch with a clean and balanced design, featuring stainless steel and rose gold accents that add depth and elegance.

Condition: Excellent
Case Size: 38mm diameter
Year: 2021 (dated December)
Box And Papers: complete set including warranty card, booklets, cloth bag, and all links

Posted at

May 11, 2026, 11:06 AM

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Omega Aqua Terra 2504.50 36mm First Gen Automatic $2,500 (Recently Serviced)

Omega - 2504.50 · $2,500

The Omega Aqua Terra is a first-generation automatic watch with a 36mm case size, powered by the 2500B movement.

Condition: Excellent condition, freshly polished
Movement: 2500B
Size: 36mm diameter
Length of strap: up to 18.5cm

Posted at

May 11, 2026, 9:00 AM

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Omega Seamaster Aqua Terra 220.10.41.21.06.001 41mm Automatic Grey Dial Full Set

Omega - 220.10.41.21.06.001 · $4,995

This Omega Seamaster Aqua Terra is a 41mm stainless steel automatic watch with a grey teak dial, accompanied by its original outer box, inner box, and undated warranty card.

Condition: Very good
Movement: Automatic
Case size: 41mm diameter
Bracelet material: Stainless steel

Posted at

May 11, 2026, 8:54 AM

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Omega Seamaster Aqua Terra 150m, 41mm (Ref: 220.10.41.21.02.004) Small Seconds - $4500 USD Shipped

Omega - 220.10.41.21.02.004 · $4,500

This Omega Seamaster Aqua Terra 150M is a 41mm watch with a silver dial and blue accents, featuring small seconds.

Condition: lightly used with minor wear
Case diameter: 41mm
Water resistance: 150m

Posted at

May 11, 2026, 3:33 AM

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OMEGA Seamaster Aqua Terra “Shades” 38mm 220.20.38.20.02.002 Two Tone “Moonshine” Gold Complete Set

OMEGA - 220.20.38.20.02.002 · $9,650

The OMEGA Seamaster Aqua Terra 'Shades' is a limited edition watch released in 2024, featuring a 38mm case, two-tone bracelet, and sunburst silver dial. It's powered by the Co-Axial Master Chronometer 8800 movement and comes with a factory warranty until 2029.

Condition: Excellent pre-owned condition
Case size: 38mm
Case material: Stainless Steel / 18k Moonshine Gold
Bezel material: 18k Moonshine Gold

Posted at

May 10, 2026, 11:43 PM

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Omega Seamaster Aqua Terra 2504.50 36mm - $2,390

Omega - 2504.50.00 · $2,390

Up for sale is my Omega Seamaster Aqua Terra 2504.50.00 in great shape, featuring an automatic movement and measuring 36mm.

Condition: 8.9/10
Movement: automatic
Bracelet: original Omega Steel
Case size: 36mm

Posted at

May 10, 2026, 9:06 PM

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Omega Aqua Terra Quartz 2517.80 39mm Box and Papers - $1,950

Omega - 2517.80 · $1,950

Up for sale is my Omega Seamaster 2517.80 in great condition with a Calibre Omega 1538 quartz movement and measures at 39mm.

Condition: Great condition, minimal marks on the case and bracelet
Case size: 39mm diameter
Movement: Calibre Omega 1538 quartz movement

Posted at

May 10, 2026, 8:48 PM

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Omega Seamaster Aqua Terra 41.5mm "Spectre" Blue - 231.10.42.21.03.003

Omega - 231.10.42.21.03.003 · $3,695

The Omega Seamaster Aqua Terra 41.5mm 'Spectre' Blue features a blue dial and is offered in excellent pre-owned condition. The watch has been well-maintained and is still fully functional.

Condition: Pre-owned, great condition with light wear and minor markings on the crystal
Diameter: 41.5mm
Bracelet links: Center links brushed instead of polished

Posted at

May 10, 2026, 5:58 PM

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