Gents Rolex Zenith Daytona in stainless steel, Ref# 16520. On the original stainless steel Oyster bracelet with a flip-lock deployant clasp. Smooth stainless steel bezel with a tachymeter engraving and a sapphire crystal. The case diameter is 40 mm. Self-winding Zenith movement with chronograph and sub-seconds. Black dial with silver ring sub-dials and applied, framed, luminescent-filled stick hour markers, and luminescent-filled hands. This watch is circa 1999. Very Good condition.