Harry Winston Ocean Tourbillion Project Z3 44mm Limited Edition 18K White Gold Watch W/Black Leather Strap, Box & Papers (1 of 12) - This handsome timepiece from Harry Winston is a highly exclusive piece from a limited edition of only 12 pieces worldwide. This Ocean Tourbillon Project Z3 watch features: 44mm black PVD-plated 18k white gold case; scratch resistant sapphire crystal and exibition case back; black dial with off-centered hours and minutes, small seconds, tourbillon, and a unique low power reserve warning integrated with the Harry Winston logo, changing color to electric blue when the power reserve is running less than 25 hours remaining; self-winding HW401A movement that contains 34 jewels, works at a frequency of 4 Hz (28,800 vibrations per hour), and has a power reserve of approximately 110 hours; and black leather strap with PVD coated 18k tang buckle. This investment quality timepiece comes with the Harry Winston box and papers. The back of the case is numbered "No. 09/12". Length: 7.75" buckle to first hole, 9" buckle to furthest hole. Reference #: 400/MAT 44 WK. Condition: The watch is working and is in excellent condition with minimal signs of wear.