Brand: Greubel Forsey
Series: Quadruple tourbillon
Ref.: Quadruple Tourbillon Invention Piece 2
Movement: manual winding
Case: Platinum
Case size: 43.5 mm
Thickness: 16.28 mm
Dial Color: Skeleton
Gender: men
Bracelet: Crocodile leather strap
Clasp: folding
Glass: Sapphire
Water resistance: Yes
Quality: Japanese AAA
Functions: hours, minutes, seconds, power reserve indicator