Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / Diamond / MOP

Reference 231.28.34.20.55.003

Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / Diamond / MOP

About this watch

The Omega Seamaster Aqua Terra 231.28.34.20.55.003 is a luxurious timepiece that embodies elegance and functionality. With its blend of stainless steel and Sedna gold, this watch creates a striking visual contrast. The gem-set bezel adorned with sparkling diamonds elevates the watch's overall aesthetic, making it a true conversation starter. The mother of pearl (MOP) dial adds a unique depth, with light reflecting beautifully off its surface, creating a mesmerizing display. At the heart of this timepiece lies the Omega caliber 8520 movement, a marvel of engineering known for its reliability and precision. This automatic movement boasts a 50-hour power reserve and a frequency of 25,200 vibrations per hour, ensuring perfect timekeeping. The Seamaster Aqua Terra is certified as a chronometer, guaranteeing superior accuracy and performance. With a 34mm diameter, this watch is perfectly sized for those who prefer a more understated look. It's ideal for both men and women, making it a unisex option that can be worn comfortably on any wrist. The Omega Seamaster Aqua Terra includes a date function, conveniently located to ensure you're always on top of your schedule. With a water resistance of 150 meters, this watch is suitable for swimming and snorkeling, allowing you to enjoy leisure activities without worrying about damaging your timepiece.

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MSRP: $15,500

Market Price: $5,924

Key Features

Omega caliber 8520 automatic movement
Chronometer certified for superior accuracy
Water resistance up to 150 meters
Date function with analog display
Sedna gold and stainless steel case
Gem-set bezel with sparkling diamonds
Mother of pearl (MOP) dial

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 34 Stainless Steel / Sedna Gold / Diamond / MOP

Reference

231.28.34.20.55.003

Movement

8520

Movement Features

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

Case

34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 150m | Quartz Grey Teak, 38.5mm | 231.10.39.60

Omega - 231.10.39.60.06.001 · $1,800

A 38.5mm Omega Seamaster Aqua Terra 150m quartz watch with a grey teak dial, available for sale.

Condition: 8.9/10, minimal marks/hairlines on the case back and bracelet sides
Case material: steel
Bracelet type: original Omega steel
Water resistance: 150m

Posted at

Jan 10, 2026, 4:07 PM

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Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

Omega - 231.10.39.21.06.001 · $2,799

This Omega Seamaster Aqua Terra features a 38.5mm case, Calibre 8500 movement, and a 7.25 inch long bracelet.

Movement: Calibre 8500 Co-Axial
Case Size: 38.5mm diameter
Bracelet Length: 7.25 inches

Posted at

Jan 10, 2026, 12:28 PM

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Omega Seamaster Aqua Terra 150m | 41.5mm | White | 231.10.42.21.02.006

Omega - 231.10.42.21.02.006 · $3,799

This Omega Seamaster Aqua Terra is a 41.5mm watch from the 2023 year with a 7 inch bracelet.

Size: 41.5mm
Water Resistance: 150m

Posted at

Jan 10, 2026, 12:25 PM

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Omega Seamaster Aqua Terra 150m | Quartz | 231.10.39.60.06.001

Omega - 231.10.39.60.06.001 · $2,299

The Omega Seamaster Aqua Terra 150m is a quartz watch with a 38.5mm diameter and a 7.25" bracelet.

Case size: 38.5mm
Bracelet length: 7.25 inches

Posted at

Jan 10, 2026, 12:24 PM

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2022 Omega Seamaster Aqua Terra 150M 41mm Silver Dial 220.12.41.21.02.002 Full Set Excellent

Omega - 220.12.41.21.02.002 · $5,695

The Omega Seamaster Aqua Terra 150M is a versatile watch that blends everyday style with refined nautical design, featuring a stainless steel case and a silver 'teak concept' dial.

Condition: Excellent
Case size: 41mm diameter
Dial color: silver

Posted at

Jan 8, 2026, 9:34 AM

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Omega Seamaster Aqua Terra SkyFall Blue Teak Dial 231.10.42.21.03.003

Omega - 231.10.42.21.03.003 · $4,100

This Omega Seamaster Aqua Terra has a blue teak-patterned dial that changes shades depending on the light. It features the Master Co-Axial movement for improved precision and anti-magnetic performance. The watch was featured in Spectre and No Time To Die.

Condition: Scratches, scuffs/dings on the case, bezel, and bracelet; sapphire crystal clean
Model: Seamaster Aqua Terra
Movement: Master Co-Axial
Bezel material: Stainless steel

Posted at

Jan 7, 2026, 11:16 PM

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2025 Omega Seamaster Aqua Terra 41mm Steel Turquoise Dial 220.10.41.21.03.006 Full Set

Omega - 220.10.41.21.03.006 · $5,575

This Omega Seamaster Aqua Terra features a 41mm stainless steel case, turquoise dial with black gradient, and is powered by an automatic mechanical movement.

Condition: Very nice preowned condition with some very light scratches on the case and bracelet
Case Material: Stainless Steel
Case Dimensions: 41mm diameter
Bezel: Stainless Steel Smooth Bezel

Posted at

Jan 7, 2026, 8:15 PM

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Omega Seamaster Aqua Terra 150m Master Co-Axial Golf Edition (2020) Complete Kit With Extra Straps

Omega - Seamaster Aqua Terra 150m Master Co-Axial Golf Edition · $4,500

This Omega Seamaster Aqua Terra 150m Master Co-Axial Golf Edition is a 2020 model featuring a 41mm case size. It has been worn less than 20 times and comes with multiple straps.

Condition: Worn less than 20 times
Size: 41mm diameter
Background: Bought in 2020 from WatchMaxx

Posted at

Jan 6, 2026, 8:23 PM

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