Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer Small Seconds 41 Sedna Gold / Blue / Bracelet

Reference 220.50.41.21.03.001

Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds 41 Sedna Gold / Blue / Bracelet

About this watch

The Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds is a testament to the brand's commitment to craftsmanship, precision, and style. This exquisite timepiece features a stunning blue dial and Sedna gold accents that elevate its elegance. The round case measures 41 mm in diameter, a size that feels just right on the wrist. The sapphire crystal glass is scratch-resistant, ensuring that your watch maintains its pristine appearance over time. At the heart of the Aqua Terra 150M is the Omega caliber 8917, an automatic movement that boasts incredible precision and reliability. This Certified Master Chronometer is resistant to magnetic fields up to 15,000 gauss, a feature that enhances its durability and performance. The self-winding movement ensures that your watch stays powered as long as you wear it, with a reserve of up to 60 hours. The beautifully crafted bracelet complements the Sedna gold case perfectly, providing a snug fit on almost any wrist size. This unique blend of functionality and elegance makes the Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds the perfect addition to your collection.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Certified Master Chronometer movement
  • Sedna Gold case with scratch-resistant sapphire crystal glass
  • Automatic winding mechanism with up to 60 hours reserve
  • Water resistance of 150 meters
  • Small seconds display at 6 o'clock position
  • Date display for precise timekeeping

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer Small Seconds 41 Sedna Gold / Blue / Bracelet
Reference
220.50.41.21.03.001
Movement
8917
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
150

Current Listings

[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
A 2023 Omega Seamaster Aqua Terra Grey, featuring a 41mm case size and available for sale in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2023
  • Size: 41mm
  • Water Resistance: 30m water resistance
Posted at
Feb 1, 2026, 12:59 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m | Calibre 8500 Co-Axial | 231.10.39.21.06.001

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

Omega - 231.10.39.21.06.001 · $2,750
This Omega Seamaster Aqua Terra features a Calibre 8500 Co-Axial movement and comes with a 38.5mm case.

  • Movement: Calibre 8500 Co-Axial
  • Bracelet length: 7.25 inches
Posted at
Feb 1, 2026, 12:17 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega - 231.10.42.21.03.003 · $3,750
This listing is for an Omega Seamaster Aqua Terra Master Co-Axial in blue, featuring a 41.5mm case size and 7.25" bracelet.

  • Size: 41.5mm case
  • Bracelet length: 7.25 inches
Posted at
Jan 30, 2026, 9:29 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra Annual Calendar - Blue - 38.5mm

Omega Seamaster Aqua Terra Annual Calendar - Blue - 38.5mm

Omega - 23110392203001 · $4,400
The Omega Seamaster Aqua Terra Annual Calendar features a 38.5mm stainless steel case with an annual calendar complication, automatically accounting for months with 30 or 31 days.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Water resistance: 150m depth rating
  • Movement: Omega Co-Axial calibre 8601
Posted at
Jan 30, 2026, 6:14 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001

Omega Seamaster Aqua Terra 38 Green 220.12.38.20.10.001

Omega - 220.12.38.20.10.001 · $4,999
This Omega Seamaster Aqua Terra 38 is a recent purchase from Watchmaxx and comes with the watch's original box, papers, and tag.

  • Condition: Mint
  • Year Bought: few months ago
  • Original Strap: yes
  • Additional Straps: TUNS green leather strap
Posted at
Jan 30, 2026, 1:57 PM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra White 41mm 2025 Full Set - $5100

Omega Aqua Terra White 41mm 2025 Full Set - $5100

Omega - Aqua Terra · $5,100
This Omega Aqua Terra is a lovely watch with a white dial. It features a Caliber 8900 movement with a jumping hour hand.

  • Condition: Excellent, with minor scratches on bezel and bracelet
  • Case dimensions: 41mm x 13.2mm, 47.9mm lug to lug
  • Movement: Caliber 8900 (Jumping hour hand)
  • Inclusions: box, international warranty card, master chronometer card, pictograms card, OEM rubber strap, additional links
Posted at
Jan 30, 2026, 1:45 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Aqua Terra 38.5mm – “Grey Skyfall Teak Dial | Ref. 231.10.39.21.06.001 | 2020 | Full Set | Excellent

Omega Seamaster Aqua Terra 38.5mm – “Grey Skyfall Teak Dial | Ref. 231.10.39.21.06.001 | 2020 | Full Set | Excellent

Omega - 231.10.39.21.06.001 · $4,150
This Omega Seamaster Aqua Terra features a highly sought-after grey teak dial and a smooth in-house Calibre 8500 Co-Axial movement with 60-hour power reserve.

  • Condition: Excellent
  • Case size: 38.5mm diameter
  • Calibre: in-house Calibre 8500 Co-Axial
  • Power reserve: 60 hours
Posted at
Jan 30, 2026, 12:28 AM
Active
View listing on r/WatchExchange
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 39mm Box and Papers - $2,790 - Reserved post for u/taybrian10

Omega Aqua Terra 231.10.39 Cal 8500 39mm Box and Papers - $2,790 - Reserved post for u/taybrian10

Omega - 231.10.39 Cal 8500 · $2,790
This Omega Aqua Terra 231.10.39 Cal 8500 has a 39mm steel case, Calibre OMEGA 8500 movement, and original Omega steel bracelet.

  • Condition: Great condition, minor marks on the case and caseback
  • Case diameter: 39mm
  • Movement: Calibre OMEGA 8500
  • Bracelet material: Steel
Posted at
Jan 29, 2026, 7:46 PM
Active
View listing on r/WatchExchange
[WTS] 2022 Omega Aqua Terra 150M 41mm Blue Teak Dial 9/22 Ref# 220.10.41.21.03.002 $3899.00

2022 Omega Aqua Terra 150M 41mm Blue Teak Dial 9/22 Ref# 220.10.41.21.03.002 $3899.00

Omega - 220.10.41.21.03.002 · $3,899
Aqua Terra 150M watch featuring a beautiful domed blue teak dial, automatic self-winding movement, and 41mm case size. It has a brushed and polished stainless steel bracelet with a butterfly clasp and offers 150M water resistance.

  • Condition: Great pre-owned shape with some hairlines on the clasp, bracelet, and bezel.
  • Diameter: 41mm
  • Water Resistance: 150M
  • Movement: Automatic self-winding 8900 METAS Caliber
Posted at
Jan 29, 2026, 5:01 PM
Active
View listing on r/WatchExchange