Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP

Reference 231.18.30.20.55.001

Omega Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP

About this watch

The Omega Seamaster Aqua Terra 150M Co-Axial 30 is a masterpiece of luxury watchmaking, featuring a stunning mother of pearl dial and diamond accents that exude elegance and sophistication. Powered by the reliable Omega caliber 8520, this self-winding automatic movement boasts a power reserve of up to 50 hours, ensuring accuracy and precision. The watch's versatility makes it perfect for both formal events and casual wear, while its water resistance of up to 150 meters makes it an ideal companion for adventure seekers and urban dwellers alike. With its sapphire crystal and stainless steel case, this timepiece is built to last, combining exceptional craftsmanship, cutting-edge technology, and timeless design.
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Key Features

  • Stainless Steel Case
  • Sapphire Crystal
  • Mother of Pearl Dial
  • Gem-Set Indexes
  • Omega Caliber 8520 Movement
  • Co-Axial Escapement
  • 150m Water Resistance

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP
Reference
231.18.30.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

Omega Aqua Terra OEM Black Rubber Strap. With End link and deployant clasp.

Omega - Aquaterra 41mm 路 $400
A lightly worn OEM Omega Aquaterra strap with end link and deployant clasp.

  • Condition: Very lightly worn
  • Lug Width: 20mm
  • Strap Material: rubber
Posted at
Apr 25, 2026, 4:50 PM
Active
View listing on r/WatchExchange
[WTS] Sept 2025 Omega Aqua Terra 41mm. Green Teak Dial. 220.10.41.21.10.001. Full Set.

Sept 2025 Omega Aqua Terra 41mm. Green Teak Dial. 220.10.41.21.10.001. Full Set.

Omega - 220.10.41.21.10.001 路 $4,695
This Omega Aqua Terra is a 41mm watch with a Green Teak dial, featuring a full set and under warranty.

  • Condition: Full set with minimal wear
  • Diameter: 41mm
  • Warranty status: under warranty
Posted at
Apr 25, 2026, 4:09 PM
Active
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[WTS] 2024 Omega Seamaster Aqua Terra Red Dial on Bracelet 220.10.38.20.13.003 B+P

2024 Omega Seamaster Aqua Terra Red Dial on Bracelet 220.10.38.20.13.003 B+P

Omega - 220.10.38.20.13.003 路 $5,600
The Omega Seamaster Aqua Terra Shades stands out with its rich red dial, offering a fresh take on the classic Aqua Terra design.

  • Condition: Mint condition
  • Case diameter: 38mm
  • Movement type: Self-winding Mechanical
  • Case material: Stainless Steel
Posted at
Apr 25, 2026, 2:12 PM
Active
View listing on r/WatchExchange
[WTS] 2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

2023 Omega Seamaster Aqua Terra Skyfall Blue 231.10.42.21.03.003 41.5mm Full Set - $4,795

Omega - 231.10.42.21.03.003 路 $4,795
This Omega Seamaster Aqua Terra Skyfall Blue features a blue dial and is a limited edition model from 2023.

  • Condition: Excellent condition with minimal signs of wear.
  • Length: 41.5mm
Posted at
Apr 25, 2026, 9:55 AM
Active
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[WTS] OMEGA Seamaster Aqua Terra Worldtimer "Summer Blue" Ref. 220.10.43.22.03.002 - ULTIMATE SET! 馃敟$9,600馃敟

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

OMEGA - 220.10.43.22.03.002 路 $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, featuring 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"
  • Contents: ULTIMATE SET - Includes box, papers, serial hang tag, spare links, shipping coffin, digital copy of original purchase receipt
Posted at
Apr 24, 2026, 6:15 PM
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[WTS] OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 馃敟$6,100馃敟

OMEGA Seamaster Aqua Terra 150M Terracotta Ref. 220.10.38.20.13.003 - ULTIMATE SET! 馃敟$6,100馃敟

OMEGA - 220.10.38.20.13.003 路 $6,100
The OMEGA Seamaster Aqua Terra Ref. 220.10.38.20.13.003 features a Terracotta dial, symmetrical case design, and is powered by the Co-Axial Master Chronometer Calibre 8800.

  • Condition: UNWORN
  • Bracelet size: ~7"
  • Contents: ULTIMATE SET (includes box, papers, serial hang tag, spare links, shipping coffin, and digital copy of original purchase receipt)
  • Case dimensions: 38mm
Posted at
Apr 24, 2026, 6:12 PM
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[WTS] Omega Aqua Terra 2503.50

Omega Aqua Terra 2503.50

Omega - 2503.50 路 $2,550
This Omega Aqua Terra 2503.50 automatic is a great example of an Omega's iconic design, with a reliable and accurate movement.

  • Condition: Great condition with some wear around the watch
  • Payment Methods Accepted: Pretty much every method, including crypto
  • Location: Southwest FL
  • Local Meet Available: Yes
Posted at
Apr 24, 2026, 1:04 PM
Active
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[WTS] Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega Seamaster Aqua Terra - Black 39mm - 2503.50 - Clean!

Omega - 2503.50 路 $2,750
A great pre-owned Omega Seamaster Aqua Terra in black with a 39mm size, available for sale.

  • Condition: pre-owned, minor wear
  • Size: 39mm diameter
Posted at
Apr 24, 2026, 12:47 PM
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[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic

Omega - 2503.80 路 $2,750
Aqua Terra Blue Dial Automatic watch in overall clean condition with a few small marks on the crystal.

  • Condition: pre-owned, overall clean condition with light wear throughout
  • Size: 39mm diameter
  • Dial color: Blue
Posted at
Apr 24, 2026, 12:44 PM
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View listing on r/WatchExchange