Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP

Reference 231.18.30.20.55.001

Omega Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a masterpiece of luxury watchmaking, featuring a stunning mother of pearl dial and diamond accents that exude elegance and sophistication. Powered by the reliable Omega caliber 8520, this self-winding automatic movement boasts a power reserve of up to 50 hours, ensuring accuracy and precision. The watch's versatility makes it perfect for both formal events and casual wear, while its water resistance of up to 150 meters makes it an ideal companion for adventure seekers and urban dwellers alike. With its sapphire crystal and stainless steel case, this timepiece is built to last, combining exceptional craftsmanship, cutting-edge technology, and timeless design.

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Key Features

Stainless Steel Case
Sapphire Crystal
Mother of Pearl Dial
Gem-Set Indexes
Omega Caliber 8520 Movement
Co-Axial Escapement
150m Water Resistance

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP

Reference

231.18.30.20.55.001

Movement

8520

Movement Features

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

Case

Stainless Steel 30mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamater Aqua Terra 38mm

Omega - Aqua Terra 38mm · $4,250

The Omega Aqua Terra 38mm is a well-maintained timepiece, featuring a sleek blue rubber strap and the added layer of scratch protection provided by the Aqua Terra 38mm Watch Protection Film.

Condition: good condition
Bracelet: metal bracelet, OEM
Strap: blue StrapsCo rubber strap
Box And Accessories: comes with box, tag, another set of film, and tweezers

Posted at

Dec 31, 2025, 3:17 PM

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2023 Omega Aqua Terra 150m Blue/Teal

Omega - 220.12.41.21.03.002 · $4,524

The Omega Seamaster Aqua Terra 150M features a blue dial with a teak deck pattern, a matching rubber strap, and an Omega Co-Axial Master Chronometer Calibre 8900 movement.

Condition: good preowned condition with normal/light signs of wear
Case size: 41mm diameter
Case material: Stainless steel
Bezel: Smooth stainless steel

Posted at

Dec 31, 2025, 10:31 AM

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Omega Aqua Terra small seconds on OEM rubber and OEM bracelet

Omega - Aqua Terra small seconds · $4,525

Selling an Omega Aqua Terra small seconds in blue/grey color, coming on OEM rubber and bracelet. It's sold condition with some minor flaws.

Condition: Terrific, some slight scratches
Bracelet Type: OEM
Warranty Status: factory warranty left (undated card dated 2022)
Wrist Size Fit: fits loosely on a 7.5" wrist

Posted at

Dec 30, 2025, 4:31 PM

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2025 Omega Seamaster Aqua Terra 38mm 220.10.38.20.13.003 Red Dial - $5,400

Omega - 220.10.38.20.13.003 · $5,400

The Omega Seamaster Aqua Terra features a 38mm stainless steel case and terracotta red dial, with a 150m water resistance.

Condition: Excellent
Material: Stainless Steel
Size: 8.25in (Full Links)
Depth rating: 150m

Posted at

Dec 30, 2025, 2:40 PM

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Omega Aqua Terra 36 black

Omega - Aqua Terra 36 · $3,150

This Omega Aqua Terra 36 is a full set with box and paper, including double eBay authentication. It has an original bracelet with an upgraded Omega clasp and two additional aftermarket bracelets.

Condition: Excellent condition
Bracelet Options: Original + Aftermarket President + Forstner flat link

Posted at

Dec 29, 2025, 8:04 PM

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Omega Seamaster Aqua Terra Worldtimer | 220.10.43.22.03.001 | Blue Dial | 43mm | Full Set

Omega - 220.10.43.22.03.001 · $6,900

The Omega Aqua Terra Worldtimer features a laser ablated world map dial and is powered by the Master Chronometer Worldtimer movement, allowing for global time tracking while being wearable on the wrist.

Condition: Very good
Case size: 43mm diameter
Bracelet condition: minor hairlines consistent with careful use

Posted at

Dec 29, 2025, 11:45 AM

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Omega Seamaster Aqua Terra 231.10.39 38.5mm Quartz Grey Teak

Omega - 231.10.39 · $1,690

Up for sale is a well-maintained Omega Seamaster Aqua Terra with a quartz movement and a 38.5mm steel case.

Condition: great condition, minimal marks/hairlines on the case
Case size: 39mm diameter
Movement type: quartz
Water resistance: 150m

Posted at

Dec 28, 2025, 8:02 PM

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Omega Seamaster Aqua Terra 150M 41mm (220.32.41.21.03.001) 2025 Turquoise Dial

Omega - 220.32.41.21.03.001 · $6,700

The Omega Seamaster Aqua Terra 150M 41mm features a stainless-steel case with a brushed ceramic bezel and a wave-edged screw-in caseback, housing the Co-Axial Master Chronometer caliber 8900. The watch boasts a mesmerizing turquoise dial with black gradient effect and facetted hands.

Condition: excellent plus condition
Case size: 41mm diameter
Water resistance: 150m water resistant

Posted at

Dec 27, 2025, 10:37 PM

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View listing on r/WatchExchange