Rolex Datejust Steel Diamond Watch 16220 METAL: Stainless Steel. MEASUREMENTS: Diameter of the aftermarket bezel 40mm, oyster steel band will fit approx. 7" wrist. All diamond dial and bezel - aftermarket. MOVEMENT: Automatic, working order. Ref. 16220, Ser. # R934***. Circa 1988. Watches are guaranteed to be in running order, if described as such, at the time of listing only. Watches have not been tested for features functionality, unless otherwise stated in description.