The 116528 delivers function and beauty with a classic black and yellow gold Rolex design that melds luxury and sports. The 116528 comes with a 40mm yellow gold case that has a screw-down case back, a scratch-resistant sapphire and features a fixed yellow gold bezel with an engraved tachymetric scale. The dial is black with yellow gold finishing, index hour markers, gold hands, and three sub-dials. The 116528 is powered by the self-winding 4130 caliber that has a-2/+2 sec/day precision with chronograph functionality and a 72-hour power reserve. The case is paired with an oyster bracelet is made of yellow gold with a fold-over clasp. It has a water resistance of 100 meters (330 feet).