Tudor Black Bay Pro specification makes this watch special: 

Five year Guarantee
Five-year transferable guarantee with no registration or periodic maintenance checks required

Waterproofness
Waterproof to 200m (660 ft)

Case
39mm steel case with polished and satin finish
Bezel
24-hour graduated fixed bezel in satin-brushed steel

Movement
Manufacture Calibre MT5652 (COSC) Self-winding mechanical movement with bidirectional rotor system Built-in architecture

Dial
Black, domed

Power Reserve
Power reserve of approximately 70 hours

Crystal
Domed sapphire crystal

Winding Crown
Screw-down winding crown in steel with the TUDOR rose in relief

Bracelet
Riveted steel bracelet with polished and satin finish, and TUDOR “T-fit” clasp with rapid adjustment