Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP / Bracelet
Reference 231.20.30.20.55.004
About this watch
The Omega Seamaster Aqua Terra 231.20.30.20.55.004 is a stunning luxury watch that combines exquisite craftsmanship with functional features, making it a worthy addition to any watch lover's collection. This 30mm timepiece boasts a harmonious blend of stainless steel and yellow gold, exuding a sense of wealth without being ostentatious. The Mother of Pearl dial reflects light beautifully, creating a shimmering effect that’s both captivating and unique. With a water resistance rating of 150 meters, this watch can accompany you on swimming adventures or simply withstand splashes during daily activities. At its heart, the Omega Seamaster Aqua Terra is powered by the Omega caliber 8520, an automatic movement boasting a 50-hour power reserve and Co-Axial escapement, improving precision and durability. This elegant timepiece features a classic analog display with hours, minutes, and seconds hands, along with a date function. Its luxurious materials, innovative movement, and stunning design make it a standout choice for anyone seeking a high-end timepiece that combines elegance with functionality.
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Key Features
- Mother of Pearl dial
- Harmonious stainless steel and yellow gold case
- Automatic Omega caliber 8520 movement
- 50-hour power reserve
- Co-Axial escapement
- 150-meter water resistance
- Classic analog display with date function
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Co-Axial 30 Stainless Steel / Yellow Gold / MOP / Bracelet
- Reference
- 231.20.30.20.55.004
- 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] NEW Omega Seamaster Aqua Terra Calibre 8500 42mm ( 3570$/ 3200€)](https://preview.redd.it/8hbhhkn4sr1f1.jpg?width=640&crop=smart&auto=webp&s=5981ebab911a868a6cd1c3102649f5372c764d28)
NEW Omega Seamaster Aqua Terra Calibre 8500 42mm ( 3570$/ 3200€)
The Omega Seamaster Aqua Terra is an elegant and sophisticated watch with a function to set the time quickly without stopping the minute and second hands. It features 39 rubies, an exhibition caseback, and water resistance of 15 ATM.
- Condition: Absolutely perfect condition, except for some small scratches on the clasp
- Water resistance depth: 150m
- Bracelet circumference: 18.5cm
- Missing links on bracelet: 2
![[WTS] Omega Seamaster Aqua Terra - 41.5mm Blue - FULL SET + extra OEM rubber strap](https://preview.redd.it/3ibf8vsbim1f1.jpg?width=640&crop=smart&auto=webp&s=0b86bf3e00d0a1b6c92d0d0be60575f88c6c8aac)
Omega Seamaster Aqua Terra - 41.5mm Blue - FULL SET + extra OEM rubber strap
For sale is my Omega Seamaster Aqua Terra (41mm) in blue, a daily wearer for a few years with original purchase items including an additional factory OEM rubber strap and clasp. It was purchased at an official Omega Store in December 2022.
- Condition: Minor scratches/scuffs on polished portion, but easily removable for < $100
- Original Purchasing Date: December 2022
- Daily Wearer: true
- Added Rubber Strap: true
Omega Seamaster Aqua Terra - Silver Wave - Box & Papers
The Omega Seamaster Aqua Terra is a striking watch with a silver wave dial, featuring a rhodium-plated case and indexes. It has a stainless steel case and bracelet, and comes with the Omega Master Co-Axial Calibre 8500 movement.
- Case size: 41.5mm
- Water resistance: 150M / 15 bar
- Depth rating: 150m
![[WTS][WTT] Omega Aqua Terra London Olympics - Chronograph - Sedna Gold *Price Drop*](https://external-preview.redd.it/MeKb7D56kBj-s5R2IPLEoKvwzomyZ1J6WsgYFWb5ezU.jpg?auto=webp&s=7e76ab9434a8d2c6bd10cd3824ba9a3777ce1ce2)
[WTT] Omega Aqua Terra London Olympics - Chronograph - Sedna Gold *Price Drop*
Omega Aqua Terra London Olympics Chronograph in Sedna Gold, with a reduced price making it a good value compared to similar models.
- Model Specs: available for lookup
![[WTS] Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650](https://preview.redd.it/16mpqjpzd81f1.jpg?width=640&crop=smart&auto=webp&s=aeb3c5d2260387eca2376fc912394d56a93a9b39)
Omega Seamaster Aqua Terra 2503.33 | Blue Indices $2,650
The Omega Seamaster Aqua Terra features a white dial with blue indices and runs on the reliable 2500-series co-axial chronometer movement.
- Condition: Preowned - Good
- Movement: co-axial chronometer
- Size: 39mm diameter
- Serial Date: ~2006

Omega Aqua Terra 8900 - 41mm - Turquoise - 220.10.41.21.03.006 ( new / 2025 )
This Omega Aqua Terra 8900 features a 41mm stainless steel case, turquoise dial, and master chronometer movement.
- Condition: Brand new
- Case material: stainless steel
- Diameter: 41mm
![[WTS] Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3100 REDUCED](https://preview.redd.it/u7yyarzdx51f1.jpg?width=640&crop=smart&auto=webp&s=215f1636d06b1c3251d2b93012655612887a600e)
Omega Seamaster Aqua Terra 220.10.41.21.06.001 $3100 REDUCED
This Omega Seamaster Aqua Terra is a unique addition to any collection, featuring a stunning colorway and perfect condition crystal.
- Condition: Very light wear on the case and bracelet, but perfect crystal condition
- Case size: 41mm
- Thickness: 13.2mm
- Movement: Omega Calibre 8900

Omega Aqua Terra 38 Shades Terracotta Box Papers Warranty 2023
This Omega Seamaster Aqua Terra features a 38mm stainless steel case with terracotta dial and polished bezel on SS bracelet, powered by the Omega In House Co-Axial Caliber 8800 METAS Certified Automatic Movement.
- Condition: Near Mint Condition (96%)
- Case size: 38mm
- Movement: In House Co-Axial Caliber 8800
- Depth rating: 150m/500ft

Pre-Owned Omega Seamaster Aqua Terra 220.10.41.21.03.001
A pre-owned Omega Seamaster Aqua Terra in 41mm stainless steel with blue dial, automatic movement, and 150m water resistance.
- Condition: 79% condition, marks on lugs, bezel, and case; 87% condition, slight marks on links and clasp
- Case size: 41mm diameter
- Water resistance: 150m depth rating
- Bracelet size: up to 7.25 inches