Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP
Reference 231.23.30.20.55.001
About this watch
The Omega Seamaster Aqua Terra 150M Co-Axial 30 (model 231.23.30.20.55.001) is a testament to Omega's reputation for luxury and performance, merging functionality with elegance. The watch features a stunning mother-of-pearl dial, reliable automatic movement, and impressive water resistance of 150 meters. The combination of stainless steel and red gold creates a striking contrast, while the mother-of-pearl dial adds an element of luxury and sophistication. With its Co-Axial escapement and chronometer certification, this watch is built to perform beautifully for years to come. Whether you're diving, swimming, or simply caught in a rain shower, this watch is more than capable of handling various environments. The robust sapphire crystal adds an extra layer of protection against scratches, ensuring that your watch maintains its beauty over time. With a diameter of just 30 mm, the Omega Seamaster Aqua Terra is designed to fit comfortably on various wrist sizes, making it versatile enough to suit any occasion.
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Key Features
- Omega caliber 8520 automatic movement
- 150 meters water resistance
- Mother-of-pearl dial with gem-set indexes and arrow-shaped hands
- Stainless steel and red gold construction
- Chronometer certification
- Co-Axial escapement for reduced friction and increased longevity
- Robust sapphire crystal for scratch protection
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Red Gold / MOP
- Reference
- 231.23.30.20.55.001
- Movement
- 8520
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 30mm
- Dial Color
- White
- Crystal
- Sapphire
- Water Resistance
- 150
Current Listings
![[WTS] Omega Seamaster Aqua Terra 150M Sandstone Dial 220.10.38.20.09.001](https://preview.redd.it/nav6nsf8zj0f1.jpeg?auto=webp&s=2eecbc25b2858b8338c3316114920a3a3c34b7b7)
Omega Seamaster Aqua Terra 150M Sandstone Dial 220.10.38.20.09.001
Up for sale is an Omega Seamaster Aqua Terra 150M Sandstone Dial, a 38mm watch in great condition with no deep marks or issues.
- Condition: Great condition overall, light wear on sandstone dial and case
- Size: 38mm diameter
- Dial color: Sandstone dial
![[WTS] 2025 Omega Seamaster Aqua Terra 150m 41mm 220.10.41.21.01.002 Stainless Steel Black Dial - $5,250](https://external-preview.redd.it/RhmcZ5KESSs3ahUNxkw9IqV20MRFMlqlYfvbvUZrwX0.jpeg?auto=webp&s=4fc9df9f1892c5bb6fc5fc4986623e3d043847bf)
2025 Omega Seamaster Aqua Terra 150m 41mm 220.10.41.21.01.002 Stainless Steel Black Dial - $5,250
2025 Omega Seamaster Aqua Terra 150m 41mm stainless steel watch with a black dial, featuring a master chronometer and international warranty.
- Condition: Excellent
- Material: Stainless Steel
- Size: 41mm diameter
- Water Resistance: 150m
![[WTS] New Omega Seamaster Aqua Terra 150m with box and papers](https://external-preview.redd.it/xpaTj2ozYqzP-hpRG2403OAuCom1lIERtREdczCFNms.jpeg?auto=webp&s=8160148c83437407a6bad14faf6368beb89c1c69)
New Omega Seamaster Aqua Terra 150m with box and papers
A brand new Omega Seamaster Aqua Terra 150m watch with a white dial and grey and orange accents, featuring arrow-shaped hands and index hour markers.
- Condition: Brand new, never worn
- Water Resistance: 150m
- Case Size: 41mm diameter
- Dial Color: White
![[WTS] Omega Aqua Terra Day‑Date 41.5 MM Blue Dial (231.10.42.22.03.001)](https://external-preview.redd.it/0TrAfdt7e1cNDG9n54B_yfZu7VtCbkJUqtwyAClK1hw.jpeg?auto=webp&s=c0542ae22cf3191dc007f678b8c1889d1ac07910)
Omega Aqua Terra Day‑Date 41.5 MM Blue Dial (231.10.42.22.03.001)
A Omega Aqua Terra Day-Date with a blue dial, worn daily for 2 years before being listed for sale.
- Condition: Pre-owned, scratches
- Case Size: 41.5mm
- Dial Color: Blue

Pre-Owned Omega Seamaster Aqua Terra 220.10.41.21.03.001
Pre-owned Omega Seamaster Aqua Terra in blue with automatic movement, stainless steel case, and 150m water resistance. Originally purchased in November 2019.
- Condition: 79% condition, marks on the lugs, bezel, and case; 87% condition, slight marks on the links and clasp of the bracelet
- Case size: 41mm diameter
- Material: Stainless Steel
- Dial color: Blue
![[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