Case:
Diameter: 45.5 mm
Thickness: ~17–18 mm
Material: Blue ceramic 

 Bezel: Blue ceramic unidirectional rotating bezel with 24-hour GMT scale
Crystal: Domed scratch-resistant sapphire crystal (AR coated)
Case Back: Titanium or ceramic case back depending on reference

Dial:
Color: Blue ceramic dial (deep matte/ceramic finish)
Markers: Applied indices with Super-LumiNova
Hands: White gold sword/broad-arrow style hands with lume
GMT Hand: Orange arrow GMT hand (signature “Big Blue” contrast feature)
Date Display: At 3 o’clock (varies slightly by reference)

Movement:
Caliber: Omega Co-Axial Master Chronometer Calibre 8906
Type: Automatic, mechanical GMT

Bracelet:
Material: Blue rubber strap (some variants include ceramic/rubber hybrid integration)
Type: Integrated dive strap system
Clasp: Ceramic folding clasp

Additional Features:

Water Resistance: >50 Meters Please be informed that this rating is merely a guide. We do do not advise submerging or immersing any replica watch in water unless you have had your watch water-proofed by a profession