The Tudor Black Bay 58 Ref. 7939A1A0NU updates the popular 39mm Black Bay platform with a five-link stainless steel bracelet and Tudor's T-fit rapid-adjustment clasp. Its compact 39mm stainless steel case measures approximately 11.7mm thick and is paired with a matte black domed dial and black anodized aluminum unidirectional bezel.

Power comes from the Tudor Manufacture Calibre MT5400-U, a COSC and METAS-certified automatic Master Chronometer movement offering approximately 65 hours of power reserve. The watch features a domed sapphire crystal and 200 meters of water resistance.

This August 2026 example comes as a complete set. The watch is in excellent pre-owned condition overall, with a dent present on the clasp.

Model: Tudor Black Bay 58
Reference: 7939A1A0NU
Date: August 2026
Case Size: 39mm
Case Thickness: 11.7mm
Case Material: Stainless Steel
Movement: Tudor Manufacture Calibre MT5400-U Automatic, COSC + METAS Master Chronometer
Power Reserve: Approximately 65 Hours
Crystal: Domed Sapphire
Dial: Matte Black
Bezel: Black Anodized Aluminum, Unidirectional
Water Resistance: 200m
Bracelet: Stainless Steel Five-Link Bracelet
Clasp: Tudor T-Fit Rapid-Adjustment Clasp
Includes: Complete Set
Condition: Excellent Pre-Owned Condition Overall with a Dent on the Clasp