Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer Small Seconds 41 Sedna Gold / Silver / Rubber

Reference 220.52.41.21.02.001

About this watch

The Omega Seamaster Aqua Terra 150M Master Chronometer Small Seconds is a masterpiece of craftsmanship and functionality, blending nautical elegance with precision. Its striking design features a round case in Sedna Gold, paired with a silver dial and rubber strap, creating a versatile timepiece that adapts effortlessly to formal or casual settings. At its heart lies the Omega caliber 8917, a self-winding movement equipped with a Co-Axial escapement, boasting a power reserve of 60 hours and operating at a frequency of 25,200 vibrations per hour. With a date function displayed at the 6 o'clock position and 150-meter water resistance, this watch is perfect for those who lead an active lifestyle while maintaining sophistication. Wearing the Aqua Terra is an experience in itself, with the rubber strap offering comfort and flexibility for extended wear.
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Key Features

  • Sedna Gold case
  • Silver dial with date function
  • Rubber strap for comfort and flexibility
  • Omega caliber 8917 self-winding movement
  • Co-Axial escapement for accuracy and longevity
  • 150-meter water resistance
  • 60-hour power reserve

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer Small Seconds 41 Sedna Gold / Silver / Rubber
Reference
220.52.41.21.02.001
Movement
8917
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 41mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 38.5mm | Ref. 231.10.39.21.06.001 | Cal. 8500 Co-Axial | Grey Teak Dial | $2,599

Omega Seamaster Aqua Terra 38.5mm | Ref. 231.10.39.21.06.001 | Cal. 8500 Co-Axial | Grey Teak Dial | $2,599

This Omega Seamaster Aqua Terra 150M Co-Axial is a stainless steel watch with a 38.5mm case, measuring in-house Caliber 8500 and featuring a grey teak-pattern dial.

  • Condition: great condition
  • Case diameter: 38.5mm
  • Movement caliber: Cal. 8500
  • Movement features: 39 jewels, 60-hour power reserve, 7Hz beat rate
Posted at
May 12, 2026, 10:14 PM
Active
[WTS] Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega Seamaster Aqua Terra 39mm | Ref. 2503.3 | Cal. 2500 Co-Axial Chronometer | Silver Dial | $2,199

Omega - 2503.3 · $2,199
A timeless, understated piece that measures 39mm in stainless steel and is powered by Omega’s Caliber 2500 Co-Axial automatic movement, COSC-certified to +6/-4 seconds per day precision. The watch features a silver dial with raised index hour markers and luminous hands.

  • Condition: great condition
  • Material: stainless steel
  • Water Resistance: 150m
  • Movement: Caliber 2500 Co-Axial automatic movement
Posted at
May 12, 2026, 10:10 PM
Active
[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Price Reduced

Omega - 2503.80 · $2,695
Additional Details: Omega Seamaster Aqua Terra Blue Dial Automatic. A timegrapher photo is included, and wrist size is shown in the photo reel.

  • Condition: pre-owned, clean condition with light wear throughout
  • Size: 39mm diameter
Posted at
May 12, 2026, 9:44 PM
Active
[Wts] 24 OMEGA AQUA TERRA WORLD TIMER - GREEN - Full Kit - $8300

24 OMEGA AQUA TERRA WORLD TIMER - GREEN - Full Kit - $8300

A travel watch that makes a statement, featuring a sun-brushed green PVD dial and a matching green ceramic bezel.

  • Condition: Excellent, minor desk diving
  • Case size: 43mm diameter
  • Dial material: Green sun-brushed PVD dial
  • Bezel material: Green polished ceramic
Posted at
May 12, 2026, 8:26 AM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial Box and Papers - $3,250

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: 8.9/10, great condition with minimal marks on the case and bracelet
  • Case size: 39mm diameter
  • Movement: Calibre OMEGA 8500
  • Bracelet material: steel
Posted at
May 11, 2026, 10:10 PM
Active
[WTS] Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Omega Aqua Terra 231.10.39 Cal 8500 38.5 mm Master Co-Axial - $2,950

Up for sale is my great condition Omega Aqua Terra 231.10.39.21.02.002 Cal 8500. This watch measures at 39mm and has an Calibre OMEGA 8500 movement.

  • Condition: Great condition, minimal marks on the case and bracelet
  • Movement: Calibre OMEGA 8500
  • Case size: 39mm diameter
  • Bracelet type: Original Omega steel bracelet, replaced with OEM all brushed version
Posted at
May 11, 2026, 10:06 PM
Active
[WTS] Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm  - $2,790

Omega Seamaster Aqua Terra 231.10.39.21.01.001 Black Teak 38.5mm - $2,790

Up for sale is my great condition Omega Seamaster Aqua Terra 231.10.39.21.01.001. This watch measures at 38.5mm and has an automatic Omega Calibre 8500 movement.

  • Condition: Very good condition for its age, minimal marks/hairlines
  • Case Size: 38.5mm diameter
  • Movement: Omega Calibre 8500, automatic
Posted at
May 11, 2026, 10:01 PM
Active
[WTS] Omega Seamaster Aqua Terra - Black 39mm - 2503.50

Omega Seamaster Aqua Terra - Black 39mm - 2503.50

Omega - 2503.5 · $2,750
A 39mm Omega Seamaster Aqua Terra in black, with minor wear throughout and a small mark on the bezel/crystal near the 12 o'clock marker.

  • Condition: Pre-owned, minor wear throughout
  • Size: 39mm diameter
  • Bezel mark: small mark on bezel/crystal near the 12 o'clock marker
Posted at
May 11, 2026, 5:33 PM
Active
[WTS] Omega Seamaster Aqua Terra Rose Gold 38mm with box and papers

Omega Seamaster Aqua Terra Rose Gold 38mm with box and papers

This Omega Seamaster Aqua Terra is a 38mm rose gold watch with a clean and balanced design, featuring stainless steel and rose gold accents that add depth and elegance.

  • Condition: Excellent
  • Case Size: 38mm diameter
  • Year: 2021 (dated December)
  • Box And Papers: complete set including warranty card, booklets, cloth bag, and all links
Posted at
May 11, 2026, 11:06 AM
Active