Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Sedna Gold / Diamond / MOP / Alligator

Reference 220.58.38.20.55.002

Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Sedna Gold / Diamond / MOP / Alligator

About this watch

The Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds is a masterpiece of luxury watchmaking, featuring a stunning Sedna Gold case with a round shape and a diameter of 38.00 mm. The watch boasts a water resistance of 150 meters, making it suitable for both casual and formal occasions. The intricate Mother of Pearl dial reflects light in a way that adds depth and character, while the gem-set indexes add a touch of luxury. The bezel is adorned with exquisite gemstones, elevating this watch from mere functionality to a piece of jewelry. Powered by the advanced Omega caliber 8803 movement, this watch offers precision and reliability, showcasing Omega's commitment to craftsmanship. With its Master Chronometer certification approved by METAS, it has passed stringent tests for accuracy, performance, and resistance to magnetic fields up to 15,000 gauss. The self-winding movement is efficient with a power reserve of up to 55 hours, making it perfect for daily wear. The watch also features a small seconds display at the 6 o'clock position, adding a unique touch to its functionality. With a date display integrated into the design and an adjustable buckle on the high-quality alligator leather strap, this watch is designed to be worn comfortably and confidently.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega caliber 8803 movement
  • Sedna Gold case
  • 150-meter water resistance
  • Mother of Pearl dial with gem-set indexes
  • Gem-Set bezel
  • Master Chronometer certification approved by METAS
  • Power reserve up to 55 hours

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Sedna Gold / Diamond / MOP / Alligator
Reference
220.58.38.20.55.002
Movement
8803
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 38mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150M Shades 38mm Green – Full Set

Omega Seamaster Aqua Terra 150M Shades 38mm Green – Full Set

Omega - 220.10.38.20.10.002 · $4,999
This Omega Seamaster Aqua Terra Shades 38mm features a green dial and is powered by the Caliber 8800 Co-Axial Master Chronometer movement.

  • Condition: Excellent
  • Case size: 38mm diameter
  • Water resistance: 150m depth rating
  • Dial color: Green
Posted at
Jan 13, 2026, 10:45 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra Seamaster Quartz 231.10.39.60 38.5mm Grey Teak, Applied Indices - $1,790

Omega Aqua Terra Seamaster Quartz 231.10.39.60 38.5mm Grey Teak, Applied Indices - $1,790

Omega - 231.10.39.60 · $1,790
Up for sale is my Omega Aqua Terra Seamaster Quartz 231.10.39.60, a watch measuring at 38.5mm and featuring an Omega 45640 quartz movement.

  • Condition: 8.9/10 - great condition with minimal marks/hairlines on the case, caseback, high polished steel bezel and bracelet clasps/sides
  • Movement: Omega 45640 quartz movement
  • Case Size: 38.5mm diameter
  • Crystal Type: sapphire crystal
Posted at
Jan 13, 2026, 9:01 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 2504.50

Omega Aqua Terra 2504.50

Omega - 2504.50 · $2,500
Aqua Terra 2504.50, a luxury watch with legibility concerns due to lack of Arabic indices. The watch has a recent service history and comes with additional accessories.

  • Condition: Pre-owned with some minor cosmetic imperfections
  • Crown service history: recently serviced and replaced
  • Bracelets included: Forstner Flat Link, Forstner Contemporary Flat Link
Posted at
Jan 13, 2026, 3:19 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 38.5mm –Discontinued Grey Skyfall “Teak”Dial - Full Set in Excellent Condition

Omega Seamaster Aqua Terra 38.5mm –Discontinued Grey Skyfall “Teak”Dial - Full Set in Excellent Condition

Omega - 231.10.39.21.06.001 · $3,950
A 2021 Omega Seamaster Aqua Terra 38.5mm with a highly sought-after grey teak 'Skyfall' dial, featuring an in-house Calibre 8500 Co-Axial movement and a smooth 60-hour power reserve.

  • Condition: Excellent
  • Case Size: 38.5mm diameter
  • Dial Color: grey with teak pattern
  • Movement: Omega Co-Axial Calibre 8500
Posted at
Jan 12, 2026, 11:33 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 220.10.41.21 Black Dial 41mm Full Kit 2023 - $4,250

Omega Aqua Terra 220.10.41.21 Black Dial 41mm Full Kit 2023 - $4,250

Omega - 220.10.41.21 · $4,250
Up for sale is my very good condition Omega Seamaster Aqua Terra with a Calibre OMEGA 8900 automatic movement and measuring at 41mm.

  • Condition: Very good condition, minor marks on the case back and bezel
  • Movement: Calibre OMEGA 8900 automatic movement
  • Case size: 41mm diameter
  • Water resistance: 150m
Posted at
Jan 12, 2026, 8:38 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra |Silver/White teak-pattern dial with solid 18K rose gold hands | 150M 38.5mm | 2023 Full Set in Mint Condition

Omega Seamaster Aqua Terra |Silver/White teak-pattern dial with solid 18K rose gold hands | 150M 38.5mm | 2023 Full Set in Mint Condition

Omega - 231.13.39.21.02.003 · $4,890
A beautifully proportioned Omega Seamaster Aqua Terra 150M in the highly sought-after 38.5mm case, powered by Omega’s in-house Master Co-Axial Caliber 8500.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Movement: Omega Master Co-Axial Cal. 8500
  • Dial: Silver-white teak pattern
Posted at
Jan 12, 2026, 8:14 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega Seamaster Aqua Terra 150m Blue 220.10.41.21.03.002

Omega - 220.10.41.21.03.002 · $3,999
This Omega Seamaster Aqua Terra features a blue dial with a 150m water resistance.

  • Condition: like new
  • Bracelet length: 7.25 inches
  • Payment methods: Zelle, Venmo, Western Union
Posted at
Jan 12, 2026, 2:43 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamater Aqua Terra 38mm

Omega Seamater Aqua Terra 38mm

Omega - Aqua Terra 38mm · $4,250
The Omega Seamaster Aqua Terra 38mm is a beautiful watch in good condition, featuring the Aqua Terra 38mm Watch Protection Film on the case and half of its metal bracelet for added scratch protection.

  • Condition: good pre-owned condition
  • Bracelet: metal
  • Strap: 6.75in blue rubber strap from StrapsCo
  • Box: Inner and Outer Box included
Posted at
Jan 11, 2026, 3:35 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega Seamaster Aqua Terra 2023 41mm Grey 220.10.41.21.06.001 Full Set - $5,495

Omega - 220.10.41.21.06.001 · $5,495
Aqua Terra Grey watch in excellent condition, reference 220.10.41.21.06.001, from 2023.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Case size: 41mm
  • Contents: Watch (full links),Inner & Outer Box,Card Holder,International Warranty Card,Master Chronometer Card,Pictograms Card
Posted at
Jan 11, 2026, 1:33 PM
Active
View listing on r/WatchExchange