The Omega Seamaster Aqua Terra 2503.33.00 represents one of the earliest and most elegant generations of the Aqua Terra collection. Produced before the introduction of the later teak-pattern dials, this reference offers a particularly clean and timeless aesthetic with its silver-white dial, distinctive blue hour markers, and blued hands. The combination gives the watch a unique character, with the blue details shifting from subtle dark tones to vibrant blue depending on the light.
This pre-owned example dates to 2011, making it a wonderful representation of Omega’s early Co-Axial era. Its beautifully proportioned 39.2mm stainless steel case strikes an excellent balance between dress watch refinement and sports-watch versatility. At only around 11.6mm thick, it sits comfortably on the wrist and easily transitions from casual everyday wear to more formal occasions.
Powering the watch is the Omega Calibre 2500 Co-Axial automatic chronometer, one of the movements that marked Omega’s transition into Co-Axial technology. The movement is COSC-certified and provides approximately 48 hours of power reserve. A sapphire exhibition caseback allows the movement to remain visible, adding another enthusiast-focused detail to this early-generation Aqua Terra.
Specifications
Case
- Stainless Steel Case
- 39.2mm Case Diameter
- Approximately 11.6mm Thickness
- 20mm Lug Width
- Fixed Polished Stainless Steel Bezel
- Domed Scratch-Resistant Sapphire Crystal
- Sapphire Exhibition Case Back
- Water Resistance: 150 Meters / 500 Feet
Dial
- Silver-White Dial
- Applied Blue Hour Markers
- Blued Hands
- Applied Omega Logo
- Central Seconds
- Date Display at 3 O’Clock
- Clean First-Generation Aqua Terra Design
Movement
- Omega Calibre 2500
- Swiss Automatic Mechanical Movement
- Co-Axial Escapement
- COSC-Certified Chronometer
- Approximately 48-Hour Power Reserve
- Hours, Minutes, Central Seconds and Date
Bracelet
- Omega Stainless Steel Bracelet
- Solid-Link Construction
- Folding Deployant Clasp
- Integrated Sports/Dress Design
Features
- Swiss Made
- Co-Axial Automatic Movement
- COSC-Certified Chronometer
- Sapphire Crystal
- Sapphire Exhibition Case Back
- 150M Water Resistance
- Date Display
- Classic 39.2mm Case Size
- Discontinued First-Generation Aqua Terra Reference
Additional Information
- Brand: Omega
- Collection: Seamaster Aqua Terra
- Reference: 2503.33.00
- Year: 2011
- Condition: Pre-Owned
- Dial: Silver-White with Blue Accents
- Case Size: 39.2mm
- Movement: Omega Calibre 2500
- Movement Type: Automatic Co-Axial Chronometer
- Display: Analog
- Country of Origin: Switzerland
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