Rolex Oyster Perpetual Date Zephyr Ref 1510 an 18ct gold bracelet watch with date circa 1970, dial: champagne zephyr, date aperture at 3, calibre: cal. 1570 automatic, 26 jewels, movement number: D061736. Case: polished tonneau form, textured bezel, screw down crown and case back, closure: Rolex 18ct gold fitted detachable smooth link bracelet and folding clasp. Dimensions: 34 mm diameter, bracelet circumference approximately 196 mm. Signed: case, dial and movement. Accessories: none