Rolex Oyster Perpetual day-date Masterpiece Ref 18948 a fine 18ct gold and diamond set wristwatch with day, date and bracelet circa 2010, dial: etched gold with diamond-set numerals, calibre: cal. 3135, 31 jewels, movement number: 2645278, case: heavy tonneau-form, bezel set with forty brilliant-cut diamonds, screw-down back and crown, Serial number: G110683, Closure: 18ct gold Rolex Masterpiece bracelet and folding clasp, dimensions: 39 mm diameter, bracelet circumference approximately 151 mm, signed: case, dial and movement, accessories: none.