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

Reference 231.58.39.21.51.001

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

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial is a true masterpiece that blends functionality with elegance. Crafted from luxurious red gold, this stunning watch features a round case measuring 38.50 mm in diameter. The gem-set bezel adds a touch of sparkle, elevating the watch's overall elegance. With a black dial and arrow hands, the design is both functional and stylish, ensuring you can tell the time at a glance. The Omega Caliber 8501 movement offers hours, minutes, seconds, and a date function with a 60-hour power reserve and a frequency of 25,200 vibrations per hour, designed for precision. This watch is perfect for those who enjoy aquatic adventures, with a water resistance rating of 150 meters. The beautifully crafted bracelet complements its luxurious design, featuring red gold links that are both stunning and comfortable against the skin.

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Key Features

Red Gold Case
Gem-Set Bezel
Sapphire Glass
Water Resistance: 150 meters
Omega Caliber 8501 Movement
60-Hour Power Reserve
Co-Axial Escapement

Specifications

Brand

Omega

Family

Aqua Terra

Model

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

Reference

231.58.39.21.51.001

Movement

8501

Movement Features

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

Case

Red Gold 38.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega - 23110422103006 · $4,950

A striking Aqua Terra released for a very short period in limited production, featuring a blue dial with wave pattern and 18K yellow gold details.

Condition: Excellent all-around condition
Case size: 41.5mm
Water resistance: 150M / 15 bar
Movement: Omega Master Co-Axial calibre 8500

Posted at

Mar 15, 2026, 4:11 PM

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Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega - 220.10.43.22.03.002 · $8,750

This Omega Seamaster Aqua Terra Worldtimer features a stunning 'Summer Blue' dial with a laser-ablated topographic map of the continents, powered by the Omega Co-Axial Master Chronometer Caliber 8938. This watch allows you to track time across the globe while maintaining everyday wearability.

Condition: Brand new old stock and unworn
Case size: 43mm
Movement caliber: Omega Co-Axial Master Chronometer Caliber 8938
Complications: Worldtimer

Posted at

Mar 15, 2026, 1:55 PM

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Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega - 220.12.38.20.02.001 · $4,600

Selling an Omega Seamaster Aqua Terra 150m 38mm, under warranty until July 2028.

Condition: Minor wear on the sides
Water Resistance: 150m
Warranty: until July 2028

Posted at

Mar 15, 2026, 10:39 AM

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Omega Aqua Terra OEM blue rubber strap with deployant and end links

Omega - Aqua Terra 41mm teak dial version · $475

This Omega Aqua Terra is a 41mm watch featuring a teak dial, and comes with an OEM blue rubber strap and deployant.

Condition: near mint
Strap Type: blue rubber
Deployant: yes
End Links: yes

Posted at

Mar 14, 2026, 3:43 PM

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Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

Omega - 231.10.42.22.01.001 · $3,250

Aqua Terra Day-Date watch featuring a black teak-pattern dial, day window at 12, and date at 6, with a stainless steel case and automatic Co-Axial movement.

Condition: Very good condition, with one small surface mark on the case side
Case size: 41.5mm
Water resistance: 150m / 500ft
Movement: Calibre 8602 Co-Axial automatic

Posted at

Mar 13, 2026, 9:49 PM

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OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA - 220.10.43.22.03.002 · $9,600

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist. Part of the 'Summer Blue' collection, it features a 43mm stainless steel case and a dial that captures the essence of a perfect day at sea.

Condition: VERY GOOD - Some light scratches on case and bracelet.
Case Size: 43mm
Bracelet Size: 7"
Box Papers: Yes

Posted at

Mar 13, 2026, 8:21 PM

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OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,100🔥

OMEGA - 220.10.38.20.13.003 · $6,100

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a 38mm stainless steel case, Terracotta dial with rhodium-plated hands and indexes filled with white Super-LumiNova, and is powered by the Co-Axial Master Chronometer Calibre 8800.

Condition: UNWORN
Case size: 38mm
Bracelet links: pre-sized for a ~7" wrist
Contents: ULTIMATE SET, including box, papers, serial hang tag, spare links, shipping coffin, and digital copy of original purchase receipt

Posted at

Mar 13, 2026, 8:19 PM

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Omega Seamaster Aqua Terra Annual Calendar 231.10.39.22.03.001 Full Set - priced to fly

Omega - 231.10.39.22.03.001 · $4,250

This Omega Seamaster Aqua Terra features an Annual Calendar and Blue Dial, housed in a 38.5mm case.

Condition: excellent
Case size: 38.5mm

Posted at

Mar 13, 2026, 7:03 PM

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Omega Seamaster Aqua Terra Chronograph GMT – Ref 231.10.43.52.06.001

Omega - 231.10.43.52.06.001 · $4,195

This Omega Seamaster Aqua Terra Chronograph GMT is a clean and well-maintained example of the watch, with a full chronograph and GMT complication making it one of the more mechanically interesting configurations in the Aqua Terra line.

Condition: Very good
Complications: chronograph and GMT
Bracelet condition: well preserved

Posted at

Mar 13, 2026, 10:43 AM

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