The 46 mm Chimera stainless steel case received IPB treatment in order to turn the material into black. It features a full black diamond pavé on the dial. Black diamonds, set backwards, cover bezel and case. Baguette cut rubies have replaced the numbers on the dial. Opera Nera’s case boasts a side window, with a fumé sapphire glass, which allows the movements view. The strap in black pony skin boasts a stainless steel lily emblem with black diamonds set.

Chimera 46 mm stainless steel case with subsequent treatment IPB black with black diamonds set backwards. 

Crown on the left side with a special protective device.

See-through back with silver rotor.

Dial with black diamonds full pavé and baguette cut rubies for indexes.

U-77 Top Soigne movement, automatic mechanical chronograph modified and personalized at U-BOAT specifications.

Chrono function with dater. Hours, minutes, small seconds, chronograph 60s, counter 12 at 12, counter 30 minutes at 6.

High quality sapphire glass, scratchproof.

100 meters water resistance.

Pony skin strap with silver lily sign with black diamonds set in.

46mm – ref. 7673 – $55,200

STRAP: 7328/L
U-BOAT STRAP CAVALLINO 20/20