Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Sedna Gold - Diamond / Pink / Bracelet

Reference 220.55.38.20.09.001

About this watch

The Omega Seamaster Aqua Terra 220.55.38.20.09.001 is a masterpiece of luxury watchmaking, boasting an exquisite blend of craftsmanship and style. This stunning timepiece features a luxurious 18K Sedna Gold casing adorned with diamonds, a soft pink dial, and a precision Co-Axial escapement movement. Certified as a Master Chronometer by METAS, this watch is resistant to magnetic fields up to 15,000 gauss and offers an impressive power reserve of 55 hours. With its adjustable bracelet crafted from the same 18K Sedna Gold, it's designed for maximum comfort on your wrist. This watch is perfect for those who appreciate fine craftsmanship, stunning design, and reliable performance. Whether you're a seasoned collector or a newcomer to horology, this timepiece is sure to impress.
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Key Features

  • Master Chronometer certified
  • 18K Sedna Gold casing with diamond bezel
  • Precision Co-Axial escapement movement
  • 150m water resistance
  • Adjustable 18K Sedna Gold bracelet
  • Sapphire crystal glass
  • Soft pink dial

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Sedna Gold - Diamond / Pink / Bracelet
Reference
220.55.38.20.09.001
Movement
8801
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 38mm
Dial Color
Pink
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega 2504.50 36mm Black Dial Aqua Terra Watch Only $2,400

Omega 2504.50 36mm Black Dial Aqua Terra Watch Only $2,400

Omega - 2504.50 · $2,400
Selling my Omega Aqua Terra Watch Only, 36mm black dial.

  • Condition: pre-owned, polished
  • Case size: 36mm diameter
  • Bracelet length: 18cm
Posted at
Mar 18, 2026, 1:54 PM
Active
[WTS] Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

The Omega Seamaster Aqua Terra Day-Date features a black teak-pattern dial with day window at 12 and date at 6. It has a 41.5mm stainless steel case with Calibre 8602 Co-Axial movement.

  • Condition: Overall very good condition
  • Case size: 41.5mm
  • Movement: Calibre 8602 Co-Axial automatic movement
  • Water resistance: 150m / 500ft
Posted at
Mar 16, 2026, 4:23 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m - Grey Dial - 41mm - 220.12.41.21.02.002

Omega Seamaster Aqua Terra 150m - Grey Dial - 41mm - 220.12.41.21.02.002

Omega Seamaster Aqua Terra 150m features a grey dial and a 41mm case.

  • Condition: Fantastic condition with minor hairlines
  • Depth rating: 150m
  • Diameter: 41mm
Posted at
Mar 16, 2026, 11:11 AM
Active
[WTS] Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Box & Papers

Omega - 23110422103006 · $4,950
A striking Aqua Terra released for a very short period in limited production, featuring a blue dial with wave pattern and 18K yellow gold details.

  • Condition: Excellent all-around condition
  • Case size: 41.5mm
  • Water resistance: 150M / 15 bar
  • Movement: Omega Master Co-Axial calibre 8500
Posted at
Mar 15, 2026, 4:11 PM
Active
[WTS] Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

This Omega Seamaster Aqua Terra Worldtimer features a stunning 'Summer Blue' dial with a laser-ablated topographic map of the continents, powered by the Omega Co-Axial Master Chronometer Caliber 8938. This watch allows you to track time across the globe while maintaining everyday wearability.

  • Condition: Brand new old stock and unworn
  • Case size: 43mm
  • Movement caliber: Omega Co-Axial Master Chronometer Caliber 8938
  • Complications: Worldtimer
Posted at
Mar 15, 2026, 1:55 PM
Active
[WTS] Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Omega Seamaster Aqua Terra 150m 38mm. Ref 220.12.38.20.02.001

Selling an Omega Seamaster Aqua Terra 150m 38mm, under warranty until July 2028.

  • Condition: Minor wear on the sides
  • Water Resistance: 150m
  • Warranty: until July 2028
Posted at
Mar 15, 2026, 10:39 AM
Active
[WTS] Omega Aqua Terra OEM blue rubber strap with deployant and end links

Omega Aqua Terra OEM blue rubber strap with deployant and end links

This Omega Aqua Terra is a 41mm watch featuring a teak dial, and comes with an OEM blue rubber strap and deployant.

  • Condition: near mint
  • Strap Type: blue rubber
  • Deployant: yes
  • End Links: yes
Posted at
Mar 14, 2026, 3:43 PM
Active
[WTS] Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

Omega Seamaster Aqua Terra Day-Date 231.10.42.22.01.001 – Full Kit – $3250

Aqua Terra Day-Date watch featuring a black teak-pattern dial, day window at 12, and date at 6, with a stainless steel case and automatic Co-Axial movement.

  • Condition: Very good condition, with one small surface mark on the case side
  • Case size: 41.5mm
  • Water resistance: 150m / 500ft
  • Movement: Calibre 8602 Co-Axial automatic
Posted at
Mar 13, 2026, 9:49 PM
Active
[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$9,600🔥

The OMEGA Seamaster Aqua Terra Worldtimer Ref. 220.10.43.22.03.002 is a sophisticated travel companion that puts the world on your wrist. Part of the 'Summer Blue' collection, it features a 43mm stainless steel case and a dial that captures the essence of a perfect day at sea.

  • Condition: VERY GOOD - Some light scratches on case and bracelet.
  • Case Size: 43mm
  • Bracelet Size: 7"
  • Box Papers: Yes
Posted at
Mar 13, 2026, 8:21 PM
Active