Omega Aqua Terra Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet
Reference 231.55.34.20.55.003
About this watch
The Omega Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold is a masterpiece of watchmaking, boasting exquisite craftsmanship and innovative technology. This stunning timepiece features a unique Sedna Gold alloy, Mother of Pearl dial, and gem-set indexes and bezel, exuding luxury and warmth. The round shape and elegant bracelet ensure a comfortable fit for any wrist size, making it perfect for both casual and formal settings. With a water resistance of 150 meters, this watch is built for adventure, handling splashes, swimming, and snorkeling with ease. At its core lies the Omega Caliber 8521 movement, featuring a Co-Axial Escapement that improves precision, stability, and durability. The free-sprung balance system with a silicon balance-spring enhances accuracy, making it a chronometer you can trust. With automatic winding in both directions and a power reserve of 50 hours, this watch is always ready to go. Its luxurious feel matches the stunning exterior, giving you a glimpse into its intricate workings through the open case back.
Key Features
- Sedna Gold alloy
- Mother of Pearl dial
- Gem-set indexes and bezel
- Co-Axial Escapement movement
- Automatic winding in both directions
- 50-hour power reserve
- 150-meter water resistance
Specifications
- Brand
- Omega
- Family
- Aqua Terra
- Model
- Seamaster Aqua Terra 150M Master Co-Axial 34 Sedna Gold / Diamond / MOP / Bracelet
- Reference
- 231.55.34.20.55.003
- Movement
- 8521
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- Sedna Gold 34mm
- Dial Color
- White
- Crystal
- Sapphire
- Water Resistance
- 150
Current Listings
![[WTS] 2025 Omega Seamaster Aqua Terra 150m Turquoise Lacquer Dial 220.10.41.21.03.006](https://preview.redd.it/jxyysxodevkf1.jpeg?auto=webp&s=0a0d8c6ca7646794599921affc1ef8efed22ea40)
2025 Omega Seamaster Aqua Terra 150m Turquoise Lacquer Dial 220.10.41.21.03.006
A 2025 Omega Seamaster Aqua Terra with a 41mm turquoise lacquer dial, automatic Master Chronometer movement, and stainless steel case.
- Condition: Great condition overall, some light wear on stainless steel case
- Size: 41mm diameter
- Depth rating: 150m water resistance
- Movement type: Automatic Master Chronometer

Omega Aqua Terra 8800 - 38mm - Lacquer Black - 220.10.38.20.01.004 ( new )
Up for sale is a brand new Omega Aqua Terra 8800 38mm with Lacquer Black Dial, reference # 220.10.38.20.01.004.
- Condition: Brand new
- Case size: 38mm
- Movement type: Master Chronometer Movement
Omega Seamaster Aqua Terra Green 41mm
The Omega Seamaster Aqua Terra Green is a versatile watch suitable for daily wear, featuring a Master Chronometer certified calibre 8900 with 60 hours of power reserve and antimagnetic properties. It has an excellent bracelet and proportions.
- Condition: Near-mint, 94-95%
- Case size: 41mm x 47.9mm lug to lug
- Thickness: 13.2mm
- Power reserve: 60 hours

Omega Seamaster Aqua Terra Co-Axial White Blue Stainless Steel MINT 2503.33.00
The Omega Seamaster Aqua Terra Co-Axial is a sport-ready watch with dress-worthy charm, featuring a white dial with blue accents and a stainless steel case with brushed and polished finishes.
- Condition: Mint
- Movement: Co-Axial
- Case size: Not specified
- Water resistance: Not specified

Omega Aqua Terra - Small Seconds - Slate - 220.12.41.21.03.005 ( excellent )
This Omega Aqua Terra 150M Small Seconds features a Slate Blue dial and is housed in a 41mm stainless steel case.
- Condition: Excellent
- Case material: Stainless Steel
- Water resistance: 150m

Omega Aqua Terra 38 Shades Red Terracotta Box Papers Warranty
The Omega Seamaster Aqua Terra 38 Shades Collection Watch features a 38mm stainless steel case with a terracotta dial and polished bezel on a stainless steel bracelet.
- Condition: 96% Near Mint Condition
- Case size: 38mm diameter
- Water resistance: 150 meters/500 feet

Omega Aqua Terra 8900 - 41mm - Lacquer Black - 220.10.41.21.01.002 ( new )
This Omega Aqua Terra 8900 is a 41mm stainless steel watch with a Lacquer Black dial, featuring a Master Chronometer movement and comes complete with all original accessories.
- Condition: Brand new
- Case size: 41mm diameter
- Movement: Master Chronometer
Omega Seamaster Aqua Terra "Golf Edition" - 220.12.41.21.02.003 - Silver - MINT
This Omega Seamaster Aqua Terra 'Golf Edition' is a 41mm automatic watch with a silver dial and stainless steel case, featuring a rubber strap and deployant buckle.
- Condition: Pre-Owned - Mint
- Case Size: 41mm diameter
- Bracelet Type: Rubber Strap
- Bracelet Material: Stainless Steel

Omega Seamaster Aqua Terra 220.10.41.21.03.005 Blue Steel Mens
This Omega Seamaster Aqua Terra is a men's watch featuring a blue steel finish. It comes with its original boxes, books, and chrono cards, but unfortunately does not include the warranty card.
- Condition: Excellent condition
- Boxes included: true