This Oris Divers 65 Chronograph gents watch houses an Oris Caliber 771 base SW510 automatic movement. It beats at 28'800 vph, contains 27 Jewels & has an approximate power reserve of 48 hours. The 43mm stainless steel case features a black DLC coated bezel with bronze outside turning ring, a black dial with luminescent hands and dot hour markers, and a chronograph function. It comes on an 8 inch stainless steel bracelet with a deployant buckle. Original box and papers included. This timepiece is in excellent condition with the exception of a very small ding on the bezel at 11 O'clock. Oris Divers Style# 0177177444354.