Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 38.5 Yellow Gold / Diamond / MOP / Bracelet

Reference 231.55.39.21.55.002

About this watch

The Omega Seamaster Aqua Terra 150M Master Co-Axial 38.5 Yellow Gold / Diamond / MOP / Bracelet is a stunning piece that combines luxury with functionality. Its exquisite design, reliable movement, and versatility make it a worthy addition to any watch collection. With its luxurious features and unique design elements, this watch is certainly a conversation starter. The round case has a diameter of 38.5 mm, making it a versatile size that comfortably fits both small and large wrists. It strikes a perfect balance, neither too overwhelming nor too dainty. The open case back allows you to admire the intricate movement within, a testament to Omega’s commitment to transparency and craftsmanship. At the heart of the Seamaster Aqua Terra 150M lies the Omega Caliber 8501, an automatic movement with a frequency of 25,200 vibrations per hour, ensuring precision and reliability. With a water resistance rating of 150 meters, this watch is not just a pretty face; it’s built for adventure. Whether you’re swimming, snorkeling, or just splashing about, you can do so with peace of mind. This watch seamlessly transitions from casual to formal settings, making it perfect for any occasion.

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MSRP: $44,500

Market Price: $15,892

Key Features

Omega Caliber 8501 Automatic Movement
38.5mm Yellow Gold Case
Gem-Set Bezel and Indexes
Sapphire Glass Crystal
150m Water Resistance
Date Function and Chronometer Certified

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Master Co-Axial 38.5 Yellow Gold / Diamond / MOP / Bracelet

Reference

231.55.39.21.55.002

Movement

8501

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Yellow Gold 38.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

150

Current Listings

OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 🔥$10,250🔥

OMEGA - 220.10.43.22.03.002 · $10,250

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, featuring a 43mm stainless steel case and a dial capturing the essence of a perfect day at sea with laser-ablated texture and depth.

Condition: VERY GOOD - some light scratches on case and bracelet
Case size: 43mm diameter
Bracelet length: ~7 inch
Contents: ULTIMATE SET - includes box, papers, serial hang tag, spare links, shipping coffin, and digital copy of original purchase receipt

Posted at

Jan 16, 2026, 7:18 PM

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OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 🔥$6,500🔥

OMEGA - 220.10.38.20.13.003 · $6,500

The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial, symmetrical case design, and a polished and brushed bracelet with rounded links.

Condition: UNWORN
Case size: 38mm
Material: stainless steel
Bracelet type: polished and brushed

Posted at

Jan 16, 2026, 6:38 PM

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Omega Aqua Terra 36mm - Blue Dial - Quartz - 2518.80 - Clean!

Omega - 2518.80 · $1,695

A beautiful Omega Seamaster Aqua Terra Blue 36mm watch in good condition, with a clean case and bracelet.

Condition: Good overall condition, minimal wear
Size: 36mm diameter
Wrist size compatibility: up to 6.75 inches
Case and bezel condition: great shape

Posted at

Jan 16, 2026, 5:56 PM

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Omega Aqua Terra 41MM Turquoise (ceramic bezel) 220.32.41.21.03.001

Omega - 220.32.41.21.03.001 · $6,800

For sale is my Omega Aqua Terra 41MM Turquoise (ceramic bezel) 220.32.41.21.03.001, bought brand new in September of 2025 from a well-known West Coast USA Omega AD.

Condition: 99/100, Mint
Warranty: stamped warranty card and METAS cert
Case Material: c ceramic bezel
Band Material: black rubber with turquoise accent stitching

Posted at

Jan 16, 2026, 5:41 PM

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2023 Omega Aqua Terra Shades Saffron 220.10.38.20.12.001, Complete Set $4400 Shipped!

Omega - 220.10.38.20.12.001 · $4,400

A 2023 Omega Seamaster Aqua Terra Shades Collection in the Saffron color with a symmetrical case and crown.

Condition: Lightly worn, minor scuffs on clasp
Case Diameter: 38mm
Movement: Co-Axial Master Chronometer calibre 8800

Posted at

Jan 16, 2026, 10:29 AM

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Omega Seamaster Aqua Terra 41mm Blue 220.12.41.21.03.001 B&P $4500

Omega - 220.12.41.21.03.001 · $4,500

Case size: 41mm diameter

Posted at

Jan 16, 2026, 12:11 AM

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Omega Seamaster Aqua Terra 38.5MM “Blue Teak” 231.10.39.21.03.002 | 2020 Box and Papers

Omega - 231.10.39.21.03.002 · $3,999

2020 Omega Seamaster Aqua Terra 38.5MM 'Blue Teak' in excellent condition, with slight wear.

Condition: Excellent Pre-Owned Condition
Service history: Unknown; +12 s/d 340+ AMP
Length of links: 15.5 Links

Posted at

Jan 15, 2026, 7:20 PM

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OMEGA SEAMASTER AQUA TERRA 150M – 38mm BLUE DIAL Ref. 220.10.38.20.03.001 | Full Set | Excellent Condition | 2022

OMEGA - 220.10.38.20.03.001 · $4,750

The OMEGA SEAMASTER AQUA TERRA 150M features a blue horizontal 'teak' dial, inspired by luxury yachts, with serious technical credentials.

Condition: Excellent overall condition
Case size: 38mm stainless steel
Dial type: blue teak-pattern dial with applied indices
Crystal type: sapphire (front & display caseback)

Posted at

Jan 15, 2026, 6:30 PM

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Omega Seamaster Aqua Terra Blue Dial - 36mm - 2504.80 - Clean!

Omega - 2504.80 · $2,650

This discontinued mid-size Aqua Terra model features a highly sought-after 36.2mm case with a navy blue sunburst dial, powered by Omega’s Co-Axial automatic movement.

Condition: Excellent
Case size: 36.2mm
Diameter: 36.2mm
Movement: Co-Axial automatic

Posted at

Jan 15, 2026, 6:25 PM

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