Black Bay One 31 S&G

Case

• 31mm 316L steel case with polished and satin finish
• Lugs: 17mm lug width
• Case thickness: 9.5mm

Movement

• Manufacture Calibres MT5201 (COSC)
  Self-winding mechanical movement with bidirectional rotor system

Power Reserve

• Power reserve of approximately 50 hours

Winding Crown

• Screw-down winding crown with the TUDOR rose in relief. Steel covered by a 0.1mm yellow gold cap

Waterproofness

• Waterproof to 100m (330 ft)

Bezel

• Fixed bezel in solid yellow gold

Dial

• Black

Crystal

• Flat sapphire crystal

Bracelet

• First centre links in steel or solid yellow gold. Remaining centre links in steel or steel covered by a 0.2mm yellow gold cap. TUDOR "T-fit" folding clasp with safety catch. The logo on the catch is made of solid yellow gold