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

Reference 220.20.38.20.55.002

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

About this watch

The Omega Seamaster Aqua Terra 220.20.38.20.55.002 is a masterclass in luxury watchmaking, seamlessly blending elegance with performance. This stunning timepiece boasts a Sedna gold and stainless steel case, mother-of-pearl dial, and gem-set indexes, creating a truly unique and breathtaking aesthetic. The Omega caliber 8802 movement, certified as a Master Chronometer, is a marvel of engineering, resistant to magnetic fields up to 15,000 gauss. With a water resistance of 150 meters and a date function, this watch is built for aquatic adventures and everyday wear. Its adjustable stainless steel and Sedna gold bracelet adds sophistication and comfort, making it a worthy addition to any watch collection.
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Key Features

  • Omega caliber 8802 Master Chronometer movement
  • Sedna gold and stainless steel case
  • Mother-of-pearl dial with gem-set indexes
  • Water resistance of 150 meters
  • Date function and small seconds display
  • Adjustable stainless steel and Sedna gold bracelet
  • Co-Axial escapement reduces friction and enhances longevity

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer Small Seconds 38 Stainless Steel / Sedna Gold / MOP - Diamond / Bracelet
Reference
220.20.38.20.55.002
Movement
8802
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Seamaster Aqua Terra 150m Co-Axial 220.12.41.21.01.001 Jomashop Set

Omega Seamaster Aqua Terra 150m Co-Axial 220.12.41.21.01.001 Jomashop Set

Omega - 220.12.41.21.01.001 · $3,675
Aqua Terra 150m Co-Axial watch, 41mm in size, full Jomashop set with an extra Forstner bracelet.

  • Condition: Overall good condition
  • Bracelet: Forstner bracelet
  • Depth rating: 150m
Posted at
Nov 3, 2025, 4:14 PM
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[WTS] 2000s Omega Seamaster Aqua Terra Railmaster 36mm ref. 2504.52

2000s Omega Seamaster Aqua Terra Railmaster 36mm ref. 2504.52

Omega - 2504.52 · $5,700
A 2000s Omega Seamaster Aqua Terra Railmaster 36mm with a stainless steel case and black dial. The watch features an automatic movement, Super-LumiNova lume, and a sapphire crystal.

  • Condition: Normal wear in the form of a few hairlines, faint scratches, and tiny nicks throughout, some micro patina on hands
  • Case Material: Stainless steel
  • Diameter: 36 mm
  • Lug Width: 19 mm
Posted at
Nov 2, 2025, 4:51 PM
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[WTS] Omega Aqua Terra (New Turquoise dial on rubber dated 7/25!) full kit $6500

Omega Aqua Terra (New Turquoise dial on rubber dated 7/25!) full kit $6500

Omega - Aqua Terra · $6,500
This Omega Aqua Terra features a new turquoise dial, 41mm case size, and a 60 hour power reserve. It has a water resistance of 150m and is equipped with the in-house 8900 movement.

  • Condition: Mint
  • Movement: 8900 in-house
  • Case size: 41mm diameter
  • Water resistance: 150m depth rating
Posted at
Nov 2, 2025, 1:47 PM
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[wts] Omega Aqua Terra (7/25 warranty) full kit $4300

Omega Aqua Terra (7/25 warranty) full kit $4300

Omega - Aqua Terra · $4,300
This Omega Aqua Terra features a Teak designed blue dial, in-house 8900 movement, and comes with a full kit including boxes, manual, warranty card, and more.

  • Condition: Excellent, Mint condition with light scratches around the bezel
  • Movement: In-house 8900 movement
  • Diameter: 41mm
  • Water Resistance: 150m
Posted at
Nov 2, 2025, 1:42 PM
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[WTS] Omega Seamaster Aqua Terra Shades

Omega Seamaster Aqua Terra Shades

Omega - 220.10.38.20.10.004 · $5,500
This Omega Aqua Terra Shades features a 38mm case, sun-brushed lavender dial, and an automatic master chronometer certified movement.

  • Condition: Very good
  • Case diameter: 38mm
  • Bracelet material: metal (updated version with quick extension)
Posted at
Nov 1, 2025, 11:59 AM
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[WTS] Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

Omega Seamaster Aqua Terra “PyeongChang 2018” 522.10.42.21.03.001 – 41.5 mm Co-Axial – Box and Papers 🎯 – $3,699 Shipped

Omega - 522.10.42.21.03.001 · $3,699
This is the Omega Seamaster Aqua Terra “PyeongChang 2018” Limited Edition, released to commemorate the 2018 Winter Olympics in South Korea. It features a blue teak dial and a stainless steel case with 150m water resistance, powered by the Co-Axial Master Chronometer Calibre 8500.

  • Condition: Excellent overall with faint surface wear from light use
  • Case size: 41.5mm
  • Water resistance: 150m
  • Depth rating: 150m water resistance
Posted at
Oct 31, 2025, 10:01 PM
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[WTS] Omega Seamaster Aqua Terra 41 Black (Ref 220.10.41.21.01.001)

Omega Seamaster Aqua Terra 41 Black (Ref 220.10.41.21.01.001)

Omega - 220.10.41.21.01.001 · $4,200
This Omega Seamaster Aqua Terra features a black 'teak-deck' patterned dial and a 41mm stainless steel case with a transparent sapphire caseback, making it a stylish and functional watch for everyday wear and light water activities.

  • Condition: Excellent Condition
  • Movement: Calibre 8900 - METAS-certified, anti-magnetic up to 15,000 gauss, 60-hour power reserve
  • Case size: 41 mm diameter
  • Water resistance: 150 m / 500 ft depth rating
Posted at
Oct 31, 2025, 8:41 PM
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[WTS] Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)

Omega Seamaster Aqua Terra 41mm (220.12.41.21.02.002) – Full Set (Sept 2025)

Omega - 220.12.41.21.02.002 · $5,500
This Omega Seamaster Aqua Terra 41mm is a brand new, unused watch with a white dial and orange accent. It comes with the full set, including OEM rubber strap, inner/outer boxes, cards, and manual.

  • Condition: Like new with minimal signs of wear
  • Warranty: 5-year full warranty from Omega
  • Set included: Full set including inner/outer boxes, three cards (Pictogram, Master Chronometer, Warranty), and manual
Posted at
Oct 31, 2025, 2:54 PM
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[WTS] (2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600

(2008) Full Set Omega Seamaster Aqua Terra 2504.30 Silver Dial Automatic First Generation 36mm $2,600

Omega - 2504.30 · $2,600
A first generation 2008 Omega Seamaster Aqua Terra in excellent condition with a silver dial and automatic movement.

  • Condition: Freshly polished, recently serviced
  • Case size: 36mm
  • Diameter: 36mm
Posted at
Oct 31, 2025, 5:12 AM
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