Rolex Day Date President Champagne Dial on Strap 36mm Watch Ref. 1803 Excellent condition, no box or papers. Just received a full service from a Rolex trained watchmaker (value $650 USD)! SPECIFICATIONS: Brand: Rolex Model Name: Day Date 36 "President" Model Number: 1803 Year: 1971, Vintage Condition: Excellent, Recently Serviced by a Rolex trained watchmaker Gender: Men's, but great for a woman too. Box & Papers: No Box or Papers Case Material: 18k Yellow Gold Case Diameter: 36 mm Case Back: Engraved for Oliver Biddle for the 50th Anniversary at the Jewelry store he founded in St. Louis Missouri 1923 Bezel Style & Material: Fluted 18k Yellow Gold Crystal: Acrylic Serial: 279XXXX Dial: Champagne w/ Index hour markers, Tritium hands & Tritium lume Movement: Calibre 1556 (19,800 bph, 26 Jewels, Shock Resistant, Non-Quickset) Type: Automatic, Self Winding when worn Complication: Day & Date Strap: Leather black alligator pattern (not OEM) Buckle: Gold Toned Tang (not OEM)