Black Bay Chrono 39

39mm steel case, Yellow dialCASE: 39mm stainless steel case with polished and satin finishesBEZEL: Fixed stainless steel bezel with black anodized aluminum insert and tachymetric scale with silver markingsMOVEMENT: Manufacture Caliber MT5813 (COSC) with chronograph function Self-winding mechanical chronograph movement with bidirectional rotor systemAUTONOMY: Power reserve of approximately 70 hoursDIAL: Yellow with black sub-counters, domedWINDING CROWN: Stainless steel screw-down winding crown with the TUDOR shield in relief Stainless steel screw-down pushers at 2 o'clock and 4 o'clockCRYSTAL: Domed sapphire crystalWATERPROOFNESS: Waterproof to 200m (660 ft)BRACELET: 3-link stainless steel bracelet with polished and satin-brushed finishes, with TUDOR "T-fit" rapid adjustment clasp