Challenge Tourbillon 8 Sapphire/Blue Mvt E00105.3983001 Power reserve – 41 hours Black dial with sunray finishing

Black dial with sunray finishing and printed Arabic numerals filled with white luminous treatment

the gradated light blue-gray dial features a date calendar and bold LumiBrite hands and markers

the subtly gradated deep blue dial features a date calendar and bold LumiBrite hands and markers

Featuring a rose gold PVD 24 mm diameter round case set and a refined sunrayed dial

The mosaic dial

Challenge Tourbillon 8 Sapphire/Blue Mvt E00105.3983001 Power reserve – 41 hours Black dial with sunray finishingCvstos CHALLENGE TOURBILLON 8 SAPPHIRE BLUE MVT, , Cvstos CVS77620, Manual winding mechanical, Openwork tourbillon, with function: Hour, minute, with function: Small Seconds, with function: Tourbillon.