Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer 38 Sedna Gold / Diamond / Wave Diamond / Alligator

Reference 220.58.38.20.99.006

About this watch

The Omega Seamaster Aqua Terra 150M Master Chronometer 38 Sedna Gold / Diamond is a luxurious timepiece that combines style, precision, and opulence. Crafted by Omega, this stunning watch features the unique Sedna Gold alloy, developed to create a rich, warm hue that is both luxurious and durable. The bezel is gem-set, adding an extra layer of elegance to the design, while paved diamonds adorn the watch face and gem-set indexes. This watch boasts a Master Chronometer certification, ensuring resistance to magnetic fields up to 15,000 gauss, making it perfect for those surrounded by electronic devices. With a diameter of 38.00 mm and a lug width of 19.00 mm, this watch is perfectly sized for both men and women, striking a balance between being bold and comfortable on the wrist. The Aqua Terra is water-resistant up to 150 meters, making it ideal for casual swimming and water sports. This timepiece boasts an impressive 55-hour power reserve, ensuring you can take it off for a weekend without worrying about it stopping.
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Key Features

  • Omega Caliber 8807 self-winding movement
  • Co-Axial escapement for greater precision and stability
  • Master Chronometer certification resistant to magnetic fields up to 15,000 gauss
  • Sedna Gold alloy for luxurious and durable design
  • Gem-set bezel and paved diamonds for added elegance
  • Water-resistant up to 150 meters
  • 55-hour power reserve

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer 38 Sedna Gold / Diamond / Wave Diamond / Alligator
Reference
220.58.38.20.99.006
Movement
8807
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 38mm
Dial Color
Paved
Crystal
Sapphire
Water Resistance
150

Current Listings

[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
[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
[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

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
[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
[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

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
[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

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
[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
[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

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
[WTS] Omega Seamaster Aqua Terra 150M – Ref. 231.10.42.21.01.003 – 41.5mm – Box & Watch – $2999 Shipped

Omega Seamaster Aqua Terra 150M – Ref. 231.10.42.21.01.003 – 41.5mm – Box & Watch – $2999 Shipped

The Omega Seamaster Aqua Terra 150M is a versatile everyday watch featuring a 41.5mm stainless steel case, black dial with teak-style vertical pattern, and date at 3 o'clock, powered by Omega's Master Co-Axial chronometer movement.

  • Condition: Good overall with light wear
  • Case size: 41.5mm diameter
  • Bracelet length adjustment: 7.4-inch wrist
Posted at
Jan 10, 2026, 9:24 PM
Active