Rolex. Montre bracelet en acier avec date mouvement automatique Rolex. A stainless steel automatic calendar bracelet watch Submariner Date, Ref 1680, Circa 1979Rolex. Montre bracelet en acier avec date mouvement automatiqueRolex. A stainless steel automatic calendar bracelet watchModel: Submariner DateReference: 1680Date: Circa 1979Movement: 26-jewel Cal.1570 automatic, adjusted to 5 positions and temperature, No.D914771Dial: Black, luminous dot hour markers, baton quarters, white outer minute divisions, magnified date aperture at 3, polished Mercedes hands with luminous inserts, centre secondsCase: Brushed and polished tonneau form, calibrated bezel with black insert, screw down back, shouldered screw down crown, No.5973518Strap/Bracelet: Brushed and polished 93150 Oyster link, end links stamped 580Buckle/Clasp: Signed folding clasp stamped VBSigned: Case, dial & movementSize: 39mm Accompaniments: Rolex fitted box, outer card, International service guarantee card dated August 2022, travel pouchThe Rolex Submariner 1680 was introduced in the late-1960s and was manufactured until 1980. The Submariner 1680 is a popular vintage Rolex watch to collect since it was the very first Submariner to include a date window on the dial.This year, Rolex celebrates the 70th Anniversary of this legendary tool watch.