Rolex, Oyster Perpetual Datejust, ref. 179173, a two colour bracelet wristwatch, no. M529188, circa 2007, automatic movement, 31 jewels, adjusted to 5 positions and temperature, cal. 2235, no. 2285202, gold dial, applied luminous baton markers, luminous centre seconds hand, centre seconds hand, date aperture at 3 o'clock, fluted bezel, screw down back, case, dial and movement signed , on a Rolex two colour Jubilee bracelet with fold over clasp, diameter 25mm