Men's Patek Philippe Nautilus watch. 18kt rose gold case with cushion shape, size 40.5mm. Matt dark brown leather strap with deployment buckle clasp. Fixed 18kt rose gold-tone bezel. Black-brown dial featuring analog display, index hour markers (rose gold-tone), minute markers on the outer rim, and luminescent material for visibility in low light conditions. Rose gold-tone hands displaying hours and minutes. Date window at the 3 o'clock position. Powered by Patek Philippe Calibre CH28-520C automatic movement with 35 Jewels composed of approximately 327 parts beating at 28,800 vph (4Hz). Water resistant up to 120 meters / 400 feet. Includes skeleton transparent exhibition case back and screw-down winding crown allowing owners to view the intricate mechanical movement inside. Item variations listed include: 5980R-001, 5980R.001, 5980R001.