Corum Admirals cup ref 985.641.20 a stainless steel chronograph wristwatch with date, circa 2009 dial: black with multi-coloured signal flags to outer ring calibre: automatic, 57 jewels movement number: 667076 case: stainless steel polygonal-shaped with glazed display back secured by eight screws case number: 175,2007 Closure: Corum rubber strap and stainless steel folding buckle dimensions: 43 mm diameter signed: case, dial and movement. Accessories: Corum international warranty dated 15 May 2009, instruction manual, card case and presentation box with outer packaging being strongly linked to the sailing world since its creation, Corum is the official timekeeper of the spectacular Admiral's cup race, organized in July of every odd year by the Royal Ocean racing club (Rorc) of London in conjunction with the Royal yacht squadron of Cowes, Isle of Wight.