Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Diamond / MOP
Reference 231.18.30.20.55.001
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] WatchScene Weekend Deals: Omega Seamaster Aqua Terra - Green Dial](https://preview.redd.it/da1jpmrf560f1.jpeg?auto=webp&s=c525c1782844cc17e8093a5e709f92a26b995ee0)
WatchScene Weekend Deals: Omega Seamaster Aqua Terra - Green Dial
This Omega Seamaster Aqua Terra 150M features a green dial, 41mm stainless steel case, and Omega Master Chronometer Calibre 8900. It is water-resistant up to 150M and comes with a stainless steel bracelet.
- Case material: stainless steel
- Bracelet material: stainless steel
- Band size compatibility: 7.25in
![[WTS] Omega Aqua Terra Shades Saffron Reduced](https://external-preview.redd.it/KHxOEHnCHlN_vhB67Ns6eeZvUVG0X-yt_jfM3QgWG9g.jpeg?auto=webp&s=4cef66e19fead41e81613ad31ff525331b22509e)
Omega Aqua Terra Shades Saffron Reduced
Up for sale is my Omega Seamaster Aqua Terra, Saffron, 38mm, Ref. 220.10.38.20.12.
- Condition: great shape with little signs of wear
- Case Size: 38mm diameter
- Lug Width: 19mm
- Material: Stainless Steel
Omega Aqua Terra 38mm Black Lacquer
This Omega Aqua Terra is a 38mm watch in black lacquer finish, with a few minor marks. It comes without a bracelet but includes a brown Omega strap.
- Condition: Excellent
- Case size: 38mm diameter
- Bracelet included: false

MINT Omega SEAMASTER AQUA TERRA 150M SILVER DIAL 41MM 2025 FULL SET
A 2025 Omega Seamaster Aqua Terra 150M Stainless Steel watch with a silver and orange accents dial and Omega Co-Axial Master Chronometer 8900 automatic movement.
- Condition: Mint, Unpolished Condition
- Diameter: 41mm
- Water resistance: 150m

Pre-Owned Omega Seamaster Aqua Terra 220.10.41.21.03.001
This pre-owned Omega Seamaster Aqua Terra is in 79% condition with marks on the lugs, bezel, and case. It has a stainless steel bracelet that accommodates up to 7 and 1/4 inches wrist size.
- Condition: 79% condition due to marks on the lugs, bezel, and throughout the case
- Water Resistance: 150 meters
- Case Size: 41mm diameter
- Material: Stainless Steel
![[WTS] Omega Seamaster Aqua Terra (ref. 231.10.41.21.02.003) 41mm White Dial - Box and Papers - Mint](https://external-preview.redd.it/dc8uAUwGu73cwy8qzhL9HQHEOPwG-u1CUIU_hEGcViU.jpeg?auto=webp&s=aead64616eaf3c2c0c19cb025673b5c1bc07fc0a)
Omega Seamaster Aqua Terra (ref. 231.10.41.21.02.003) 41mm White Dial - Box and Papers - Mint
This Omega Seamaster Aqua Terra features a 41mm white dial, textured pattern, and comes with full set from 2016.
- Condition: Mint
- Size: 41mm diameter
- Bracelet type: full bracelet
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://external-preview.redd.it/Z23CdO8aZF-HV3au4S_-y5Urc9qFx-tPMWIe49yDonE.jpeg?auto=webp&s=eb3b7243be141432cbe44aa81d710cb10aa67b37)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
This Omega Seamaster Aqua Terra features a white dial and blue indices, powered by the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Movement: co-axial chronometer
- Diameter: 39mm
- Case material: unknown

Omega Aqua Terra 8800 - Turquoise - 38mm - 220.10.38.20.03.005 ( new / 2025 )
This Omega Aqua Terra 8800 features a 38mm stainless steel case, turquoise dial, and is equipped with the Omega 8800 calibre. It comes complete with all original boxes, papers, booklets, hang tag, and an Omega warranty card dated May 2025.
- Condition: Brand New
- Case size: 38mm
- Material: stainless steel
- Calibre: Omega 8800

Omega Aqua Terra 8800 - Green / Diver - 220.12.38.20.10.001 ( new / 2025 )
A brand new Omega Aqua Terra 8800 with a green dial, featuring a stainless steel case and master co-axial movement.
- Condition: Brand New / Complete Set
- Case size: 38mm
- Material: Stainless Steel
- Movement type: Master Co-Axial