SHANGHAI watch VAST series - Tourbillon Case 316L stainless steel case, PVD rose gold plated, 18K gold rose gold bezel Diameter 42.00 mm Thickness 13.60 mm Sapphire glass transparent bottom case back cover Waterproof performance can withstand pressure equivalent to 5 bar Movement Equipped with Shanghai F3C movement Hand-winding mechanical movement Power storage can reach 40 hours Shock frequency 28,800.0 times per hour (4.0 Hz) Features Curved sapphire glass mirror 10 diamonds hour markers, total weight is about 0.1 carats Time and minutes display Eccentric tourbillon Power display Blue sand dial Crocodile leather strap with quick disassembly structure describe The Revival·Haohan series is inspired by the vast Milky Way and is equipped with the Shanghai F3 series tourbillon, presenting the poetic universe on the wrist.