Rolex Cosmograph Daytona 40mm Stainless Steel Automatic Watch W/Zenith Movement (Ref. 16520, L Serial) - This iconic timepiece is the Rolex Cosmograph Daytona, reference number 16520, which marks a pivotal moment for the luxury watch maker. The Daytona is one of the brand's most sought-after models, which has made it only accessible from official Rolex retailers to VIP customers, or those who patiently wait for years. This particular reference was the first automatic Daytona, making this a fantastic investment piece for Rolex collectors and watch enthusiasts alike. The watch is powered by a Zenith El Primero movement, one of the most legendary chronograph movements in the world, which was modified by Rolex to create the caliber 4030. The watch has a 40mm stainless steel case fitted with a stainless steel bracelet, stainless steel bezel with engraved tachymeter scale, white dial with red Daytona lettering, chronograph sub-dials, steel luminous hands and luminous index hour markers, and scratch-resistant sapphire crystal. Serial #: L24XXXX.