HUBLOT Big Bang Unico Sky 441.EX.5120.RX Blue Ceramic BBF 1:1 Best Edition Skeleton Dial on Blue/White Rubber Strap A1280 
Key highlights:
Case: Titanium alloy construction matches original specs
Movement: Integrated tourbillon with 6-position adjustment, 50-hour power reserve. Identical main plate/wheel train dimensions to original. Unique serial numbered (sync with authentic).
Dial: Skeletonized design with luminous markers. Black DLC titanium seconds sub-dial with minute track and Roger Dubuis branding. Luminous hands for clear reading.
Crystal: Anti-reflective sapphire glass (same clarity as original).
Strap: Imported German rubber for softness, comfort, and vibrant color.
Craftsmanship: Front/back skeletonized view offers stunning transparency. Powered by Seagull RD505SQ movement for stable performance – a must-have for collectors.
“NEW FACTORY” redefines watchmaking with artisanal precision, delivering horological excellence for discerning enthusiasts.
Dimensions: 45mm x 13.5mm
Movement: Super Clone Asian RD505SQ Skeleton Manual Winding Tourbillon Movement (Almost Same as Original)
Function: Hours and minutes display
Case: Carbon Fiber Case
Mirror: Scratch-proof sapphire crystal with AR coating
Dial: Skeleton Dial
Strap: Black Rubber Strap
Buckle: Deployment Buckle
Bezel: Carbon Fiber Bezel
