Rolex. A stainless steel and gold automatic calendar wristwatch with dual timezone
GMT-Master, Ref:1675, Serial No.1952***, Circa 1968
26-jewel Cal.1570 automatic movement, matt black dial with applied luminous filled gold dot hour markers and baton quarters, outer gold printed five minute markers, luminous filled Mercedes hands and running seconds, brushed and polished steel case with screw on back, gold 24-hour bezel with black insert, screw down Oyster crown with steel shoulders, fitted leather strap with gold Rolex buckle, case, dial and movement signed
39mm.