Tudor 7921/001CN

7921/001CN : Tudor Heritage Black Bay Ceramic One for Only Watch

Heritage Black Bay Ceramic One for Only Watch

Brand: Tudor
Family: Black Bay
Reference: 7921/001CN (aka: M7921/001CN)
Name: Heritage Black Bay Ceramic One for Only Watch
Produced: 2019
Limited: Yes, 1 unit


Materials: Stainless steel, Titanium, Ceramic
Coating: PVD
Bezel: Rotating, 0-60 (Dive)
Glass: Sapphire
Back: Open
Shape: Round
Diameter: 41.00 mm
Lug Width: 22.00 mm
W/R: 200.00 m


Color: Black
Indexes: Stick / Dot
Hands: Proprietary


Beating to a frequency of 28,800 beats/hour or 4Hz, the movement is regulated by a variable inertia oscillator with silicon balance spring, held in place by a traversing bridge - a guarantee of its robustness. The movement is certified by the Swiss Official Chronometer Testing Institute (COSC).

Base: Tudor MT5612
Diameter:31.80 mm
Reserve:70 h
Frequency:28800 bph
Time:Hours, Minutes, Seconds


The Tudor Black Bay Ceramic One 7921/001CN is a unique piece created for the 2019 Only Watch auction. The case is made of matte black ceramic; the crown and case back made of PVD-coated stainless steel; the bezel made of PVD-coated titanium; the bezel insert made of black ceramic. It is fitted with a rubber strap with alligator top. The matte black dial has gloss black markings and both hands as well as indexes are filled in with black luminescent material. The Black Bay Ceramic One has a see-through back.