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

Omega Aqua Terra GMT 231.13.43.22.01.001 in like new condition

Omega - 231.13.43.22.01.001 · $6,500

Condition: like new
Case material: stainless steel
Bezel material: ceramic

Posted at

Mar 24, 2026, 8:03 PM

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Omega 2504.80.00 — Seamaster Aqua Terra Blue Dial 36mm — Cal. 2500 Co-Axial Chronometer — $2,399 Shipped

Omega - 2504.80.00 · $2,399

This Omega Seamaster Aqua Terra features a sunburst blue dial paired with the Cal. 2500 Co-Axial automatic movement in a versatile 36mm case that works well in casual and formal settings.

Condition: Pre-owned with signs of wear and light surface scratches consistent with age
Movement: Cal. 2500 Co-Axial
Case dimensions: 43.5mm lug-to-lug, 11mm thickness, 19mm lug width
Bracelet size: fits up to approximately a 7” wrist

Posted at

Mar 24, 2026, 1:22 PM

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Omega Seamaster Aqua Terra - 231.10.42.21.01.003 - Fits up to 7.5"

Omega - 231.10.42.21.01.003 · $4,200

An Omega Seamaster Aqua Terra 150M in stainless steel features a black teak-pattern dial, Omega Caliber 8500 movement, and 41.5mm case.

Condition: Pre-owned with light scratches
Movement: Omega Caliber 8500 automatic
Case size: 41.5mm diameter
Water resistance: 150m depth rating

Posted at

Mar 24, 2026, 10:53 AM

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2023 Omega Seamaster Aqua Terra 41.5mm 150M Black 231.10.42.21.01.003 Full Set - $4,495

Omega - 231.10.42.21.01.003 · $4,495

This Omega Seamaster Aqua Terra Black is a 2023 model with a 41.5mm case and 150M water resistance, featuring a black dial.

Condition: Excellent condition with minimal signs of wear
Water Resistance: 150M depth rating
Year: 2023
Case Size: 41.5mm diameter

Posted at

Mar 23, 2026, 2:25 PM

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Omega Seamaster Aqua Terra Worldtimer “Summer Blue”

Omega - 220.10.43.22.03.002 · $8,455

The Omega Seamaster Aqua Terra Worldtimer features a stunning "Summer Blue" dial with laser-ablated continents, powered by the Omega Co-Axial Master Chronometer Caliber 8938. This watch is part of the Seamaster anniversary collection and comes with a complete set of accessories.

Condition: Brand new old stock and unworn
Case size: 43mm diameter
Movement: Omega Co-Axial Master Chronometer Caliber 8938
Complications: worldtimer

Posted at

Mar 23, 2026, 1:10 PM

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Omega Seamaster Aqua Terra "Beijing 2022" - 2025 Excellent Condition | Leather+Steel Bracelet | Full Set $4,650

Omega - 522.10.41.21.04.001 · $4,650

This Omega Seamaster Aqua Terra 'Beijing 2022' is a versatile timepiece that can transform its look with two included straps: an OEM stainless steel bracelet and a blue leather strap.

Condition: Excellent condition with minor hairlines on the back and light wear
Bracelet type: Stainless steel and leather straps included
Box papers date: 2025

Posted at

Mar 22, 2026, 5:46 PM

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Omega Seamaster Aqua Terra 38mm Black Lacquer Dial

Omega - 220.10.38.20.01.004 · $5,495

For sale is my Omega Seamaster Aqua Terra 38mm with black lacquer dial, a full set with box and papers.

Condition: very good condition with minor scratches
Case size: 38mm
Dial color: black lacquer
Clasp type: butterfly clasp

Posted at

Mar 22, 2026, 5:15 PM

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Omega Seamaster Aqua Terra – 'Blue Wave’ – Gold Accents – Complete

Omega - 23110422103006 · $4,950

The Omega Seamaster Aqua Terra 'Blue Wave' features a blue dial with wave pattern and gold accents, housed in a 41.5mm stainless steel case on a stainless steel bracelet.

Condition: Excellent all-around condition
Case Size: 41.5mm diameter
Bracelet Type: Stainless steel
Movement: Omega Master Co-Axial calibre 8500

Posted at

Mar 22, 2026, 12:26 PM

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