Description A. Lange & Söhne Lange 1 Soirée white gold limited to 100 pieces, diamond bezel with 52 diamonds, Top Wesselton VVS - 0.8 carat with hour and minute display, small second at 5 o'clock, large date at 2 o'clock , screwed and engraved white gold sapphire crystal case back, mother of pearl dial, Lange & Söhne manufacture caliber L 911.4 hand-wound , hand-engraved balance cock with swan neck fine adjustment , hand-finished, power reserve: approx. 72 hours, the watch is delivered with the A. Lange & Söhne box and A. Lange & Söhne papers from 2006. 1 year guarantee on this watch from our company