Tudor Black Bay Black Bay Ceramic Master Chronometer Black Ceramic / Black / Bracelet
Reference M7941A1ACNU-0001
About this watch
The TUDOR Black Bay Ceramic M7941A1ACNU-0001 debuted in 2026 as an updated full-black ceramic interpretation of the Black Bay, introducing a matching ceramic bracelet to the model first launched in 2021. It combines a 41 mm matt black ceramic case with a charcoal domed dial, black ceramic bezel insert, and the METAS-certified Manufacture Calibre MT5602-U.
Its monobloc ceramic case measures 41 mm in diameter, 13.55 mm in thickness, and 49.4 mm lug-to-lug. The case is executed in matt black ceramic with a micro-blasted finish. The unidirectional bezel is made of black PVD-treated 316L steel and fitted with a black ceramic 60-minute insert with sunray satin finish and engraved markings. The screw-down crown is also in black PVD-treated 316L steel, with the TUDOR rose in relief and a circular satin-brushed steel crown tube. A domed sapphire crystal covers the dial, and water resistance is rated to 200 metres.
The dial is charcoal, domed, and finished with a sunray surface. Applied hour markers and the characteristic Snowflake hands are rendered in a darkened palette and filled with Grade A Swiss Super-LumiNova. The display consists of central hours, minutes, and seconds. Across the exterior, the watch follows the blacked-out treatment of the model, with black ceramic, charcoal, and dark luminous details used consistently throughout.
Inside is the Manufacture Calibre MT5602-U, a self-winding mechanical movement with bidirectional rotor system, central seconds, and stop-seconds for precise setting. The movement is certified by both COSC and METAS, operates at 28,800 beats per hour, uses 25 jewels, measures 31.8 mm in diameter and 6.5 mm in thickness, and delivers a 70-hour power reserve certified by METAS. Its construction includes a variable inertia balance with micro-adjustment screw and a non-magnetic silicon balance spring.
The watch is fitted with a full ceramic bracelet in matching black, closed by a proprietary dual folding ceramic clasp. This bracelet is the key distinguishing feature of this reference within the Black Bay Ceramic line, extending the model’s ceramic construction beyond the case to the full bracelet architecture
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Specifications
- Brand
- Tudor
- Family
- Black Bay
- Model
- Black Bay Ceramic Master Chronometer Black Ceramic / Black / Bracelet
- Reference
- M7941A1ACNU-0001
- Movement Features
-
- Hours, Minutes, Seconds
- Chronometer
- Case
- 41mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 200
Current Listings
Tudor Black Bay 58 (2022)
This Tudor Black Bay 58 is a 2022 model, featuring a leather strap and extra folding clasp. The watch appears to be in good condition with no scratches on the crystal but slight signs of wear on the steel.
- Condition: Lightly worn
- Strap: leather strap
- Clasp: folding clasp
2025 BRAND NEW Tudor Black Bay 68 7943A1A0NU $3,800
Gorgeous new sunburst silver dial with a 43mm case size, perfect for slightly larger wrist size. All new METAS Master Chronometer certification Calibre MT5601-U with 70h of power reserve.
- Condition: Brand New
- Case Size: 43mm
- Movement: Calibre MT5601-U
- Power Reserve: 70 hours
2026 BRAND NEW Tudor Black Bay 41 Monochrome METAS 7941A1A0NU $3,999
This is a brand new Tudor Black Bay 41 Monochrome with METAS Master Chronometer certification and a power reserve of 70 hours. It features the T-Fit clasp for comfortable wear.
- Condition: Brand New, Unworn
- Calibre: MT5602-U
- Power reserve: 70 hours
- Warranty duration: 5 years
Tudor Black bay Heritage 79230 Harrods Edition Watch Full Set 2021
This Tudor Black Bay Heritage 79230 Harrods Edition watch is a special edition stainless steel automatic timepiece with unique features such as a green bezel insert, green depth rating text, and a green second hand tip. It has a black dial with rose gold hour markers and hands, and comes with original inner and outer boxes, warranty card, strap, receipt, and manuals.
- Condition: Like new
- Case Size: 41mm
- Lug Width: 22mm
- Case Thickness: 14.7mm
2025 Tudor Black Bay Heritage 41mm Black 7941A1A0NU Full Set - $3,995
Up for sale is a Tudor Black Bay Heritage 41mm Black, featuring a reference number of 7941A1A0NU and a year of manufacture in 2025.
- Condition: Excellent condition with minimal signs of wear
- Year: 2025
- Contents: Watch, Inner & Outer Box, International Warranty Card, Chronometer Certification, Instructions Manual, Hang Tag
Tudor Black bay Pepsi 41mm LC100 Full set
A Tudor Black Bay Pepsi with a 41mm case diameter, reference 79830RB. Comes in an LC100 full set including original leather strap, additional steel bracelet, box, booklets and certificate card.
- Condition: Excellent
- Case Diameter: 41mm
- Year Of Production: 2018
- Accessories: LC100 full set including leather strap, additional steel bracelet, box, outer box, booklets, proof of purchase, and original certificate card
Tudor Black Bay 41 Burgundy 7941A1A0RU $3,300
This Tudor Black Bay 41mm is a well-rounded watch powered by the METAS-certified Master Chronometer movement, featuring a new T-Fit Clasp bracelet.
- Condition: Preowned - Good
- Movement: METAS-certified Master Chronometer movement MT5602-U
- Magnetism resistance: 15,000 gauss
- Bracelet: T-Fit Clasps
NEW RELEASE 2026 Tudor Black Bay 54 Blue Dial 79000B Full Set $4,550
A 2026 Tudor Black Bay 54 Blue Dial featuring a fresh blue dial configuration in the compact Black Bay 54 platform, with a vintage-inspired design and modern upgrades. The watch is powered by the Tudor Manufacture Calibre MT5400 and offers COSC-certified accuracy and a robust power reserve.
- Condition: NEW
- Case size: 37mm diameter
- Movement: Tudor Manufacture Calibre MT5400 automatic movement
- Water resistance: 200m depth rating