TUDOR Black Bay One 36mm S&G Silver Dial, Two Tone Bracelet (M79643-0002)
Key Features
This 36mm watch is crafted from stainless steel with a refined blend of polished and satin finishes. The fixed bezel is made of steel covered with a 0.3mm yellow gold cap, lending a luxurious two-tone touch. Its clean silver dial provides a timeless and versatile aesthetic. Measuring 10.5mm in thickness and 19mm in lug width, this piece is designed for sleek, everyday sophistication.
Movement
At its core is the Manufacture Calibre MT5400 (COSC), a self-winding mechanical movement with a bidirectional rotor system. Chronometer-certified, it ensures high precision and dependable performance for the discerning wearer.
Power Reserve
Delivers an extended power reserve of approximately 70 hours, offering reliability through long intervals of non-wear.
Waterproofness
Waterproof to 100 meters (330 feet), this model balances refined design with practical durability.
Winding Crown
The screw-down winding crown is adorned with the TUDOR rose in relief and made from steel capped with 0.1mm of yellow gold—subtle yet elegant detailing that complements the two-tone design.
Bracelet
The bracelet includes first center links in steel or solid yellow gold, while the remaining center links are constructed with a steel core capped with 0.2mm of yellow gold. It is fitted with the TUDOR “T-fit” folding clasp and safety catch, with a logo in solid yellow gold for a distinguished finish and secure fit.
Warranty
Covered by a five-year transferable guarantee, with no registration or periodic maintenance checks required.
Original: $7,075.00
-65%$7,075.00
$2,476.25


Description
Key Features
This 36mm watch is crafted from stainless steel with a refined blend of polished and satin finishes. The fixed bezel is made of steel covered with a 0.3mm yellow gold cap, lending a luxurious two-tone touch. Its clean silver dial provides a timeless and versatile aesthetic. Measuring 10.5mm in thickness and 19mm in lug width, this piece is designed for sleek, everyday sophistication.
Movement
At its core is the Manufacture Calibre MT5400 (COSC), a self-winding mechanical movement with a bidirectional rotor system. Chronometer-certified, it ensures high precision and dependable performance for the discerning wearer.
Power Reserve
Delivers an extended power reserve of approximately 70 hours, offering reliability through long intervals of non-wear.
Waterproofness
Waterproof to 100 meters (330 feet), this model balances refined design with practical durability.
Winding Crown
The screw-down winding crown is adorned with the TUDOR rose in relief and made from steel capped with 0.1mm of yellow gold—subtle yet elegant detailing that complements the two-tone design.
Bracelet
The bracelet includes first center links in steel or solid yellow gold, while the remaining center links are constructed with a steel core capped with 0.2mm of yellow gold. It is fitted with the TUDOR “T-fit” folding clasp and safety catch, with a logo in solid yellow gold for a distinguished finish and secure fit.
Warranty
Covered by a five-year transferable guarantee, with no registration or periodic maintenance checks required.



















