Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet

Reference 231.55.34.20.55.001

About this watch

The Omega Aqua Terra 231.55.34.20.55.001 is a masterful blend of craftsmanship and elegance, featuring a stunning yellow gold case, diamond-set bezel, and mother of pearl dial that exudes sophistication and style. Powered by the Omega caliber 8521 with Co-Axial Escapement, this watch boasts exceptional timekeeping precision and requires less frequent servicing. The 34mm case is crafted from luxurious yellow gold, exuding elegance and sophistication, while the gem-set bezel adds a touch of opulence. The mother of pearl dial brings a unique depth and shimmer that's hard to ignore, making it perfect for both day and night wear. With a water resistance of 150m, this watch can handle everyday splashes and is even suitable for swimming. The sapphire crystal enhances its durability, while the open case back allows you to admire the intricate workings of the Omega caliber 8521. The watch comes with a beautifully crafted yellow gold bracelet that provides exceptional comfort and style.
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MSRP: $35,800
Market Price: $15,740

Key Features

  • Omega Caliber 8521 Co-Axial Escapement Movement
  • Yellow Gold 34mm Case with Diamond-Set Bezel
  • Mother of Pearl Dial with Gem-Set Indexes
  • Sapphire Crystal for Enhanced Durability
  • Water Resistance up to 150m
  • Adjustable Yellow Gold Bracelet
  • Open Case Back with Exclusive Geneva Waves

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 34 Yellow Gold / Diamond / MOP / Bracelet
Reference
231.55.34.20.55.001
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150M 41.5mm Silver Teak 231.10.42.21.02.003 — Full Set

Omega Seamaster Aqua Terra 150M 41.5mm Silver Teak 231.10.42.21.02.003 — Full Set

The Omega Seamaster Aqua Terra 150M 41.5mm Silver Teak is a luxury watch featuring a 41.5mm diameter case and a silver and teak dial.

  • Size: 41.5mm diameter
Posted at
Apr 17, 2026, 7:27 AM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm - $3,200 - Reserved post for u/Kind_Sign_2849

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm - $3,200 - Reserved post for u/Kind_Sign_2849

Up for sale is my Omega Aqua Terra 231.10.39.21.02.002 Cal 8500, measuring at 39mm with a Calibre OMEGA 8500 movement.

  • Condition: Great condition, minimal marks on the case and bracelet
  • Case Size: 39mm diameter
  • Movement: Calibre OMEGA 8500
  • Bracelet Type: Original Omega steel bracelet
Posted at
Apr 17, 2026, 4:18 AM
Active
[WTS] 2018 Omega Seamaster Aqua Terra 150M 38.5mm Teak - 231.10.39.21.02.001 - Box & Papers

2018 Omega Seamaster Aqua Terra 150M 38.5mm Teak - 231.10.39.21.02.001 - Box & Papers

Aqua Terra features a 38.5mm diameter case, perfect size for every outfit.

  • Condition: Excellent condition
  • Size: 38.5mm diameter
Posted at
Apr 17, 2026, 3:55 AM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm - $2,650

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm - $2,650

Up for sale is my Omega Aqua Terra 231.10.39 Cal 8500, measuring at 39mm with a Calibre OMEGA 8500 movement.

  • Condition: Great condition, minor marks on case and crystal
  • Case size: 39mm
  • Bracelet type: Original Omega steel
  • Movement type: Calibre OMEGA 8500
Posted at
Apr 16, 2026, 8:47 PM
Active
Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )

Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.

  • Condition: Brand new
  • Case size: 38mm
  • Movement type: Master Chronometer Movement
Posted at
Apr 3, 2025, 3:15 PM
Active
Omega Seamaster Aqua Terra Green 41mm

Omega Seamaster Aqua Terra Green 41mm

The Omega Seamaster Aqua Terra Green is a versatile watch suitable for daily wear, featuring a Master Chronometer certified calibre 8900 with 60 hours of power reserve and antimagnetic properties. It has an excellent bracelet and proportions.

  • Condition: Near-mint, 94-95%
  • Case size: 41mm x 47.9mm lug to lug
  • Thickness: 13.2mm
  • Power reserve: 60 hours
Posted at
Mar 31, 2025, 10:30 AM
Active
Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00

Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00

The Omega Seamaster Aqua Terra Co-Axial is a sport-ready watch with dress-worthy charm, featuring a white dial with blue accents and a stainless steel case with brushed and polished finishes.

  • Condition: Mint
  • Movement: Co-Axial
  • Case size: Not specified
  • Water resistance: Not specified
Posted at
Mar 25, 2025, 5:11 PM
Active
Omega Aqua Terra - Small Seconds - Slate - 220.12.41.21.03.005 ( excellent )

Omega Aqua Terra - Small Seconds - Slate - 220.12.41.21.03.005 ( excellent )

This Omega Aqua Terra 150M Small Seconds features a Slate Blue dial and is housed in a 41mm stainless steel case.

  • Condition: Excellent
  • Case material: Stainless Steel
  • Water resistance: 150m
Posted at
Mar 25, 2025, 3:13 PM
Active
Omega Aqua Terra 38 Shades Red Terracotta Box Papers Warranty

Omega Aqua Terra 38 Shades Red Terracotta Box Papers Warranty

The Omega Seamaster Aqua Terra 38 Shades Collection Watch features a 38mm stainless steel case with a terracotta dial and polished bezel on a stainless steel bracelet.

  • Condition: 96% Near Mint Condition
  • Case size: 38mm diameter
  • Water resistance: 150 meters/500 feet
Posted at
Mar 25, 2025, 1:55 AM
Active