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

[WTS/WTT] Tudor Black Bay Pro 39mm 79470 (5/2024 Full Set)

[WTS/WTT] Tudor Black Bay Pro 39mm 79470 (5/2024 Full Set)

Tudor - 79470 · $2,700
The Tudor Black Bay Pro is a great option for those looking for a high-quality watch at an affordable price. This model features a 39mm case size and a black dial with a subtle texture. The watch also comes with a full set of accessories, including the original packaging and documentation.

  • Condition: Pre-Owned
  • Size: 39mm
  • Service history: Unknown
Posted at
Feb 4, 2025, 11:12 AM
Active
2024 Tudor 79000 Black Bay 54 w/Box & Paper LNOS

2024 Tudor 79000 Black Bay 54 w/Box & Paper LNOS

Tudor - 79000 · $3,100
The Tudor Black Bay 54 is a new 2024 model with a black dial and Oyster bracelet. It comes with its original box and papers, in like-new condition.

  • Condition: Excellent
  • Case Size: 37mm diameter
  • Insert Type: Black
Posted at
Jan 30, 2025, 3:28 PM
Active
NEW 2025 Tudor Black Bay Harrods Edition Green Bezel, Fully Stickered w Box $3400

NEW 2025 Tudor Black Bay Harrods Edition Green Bezel, Fully Stickered w Box $3400

Tudor - M79230G-0001 · $3,400
This is a brand new 2025 Tudor Heritage Black Bay Harrods Edition, complete with original packaging and fully stickered.

  • Case size (diameter): 41.0 mm
  • Case size (top to bottom): 50.0 mm
  • Case thickness: 14.7 mm
Posted at
Jan 26, 2025, 10:14 PM
Active
Tudor Black Bay BB54 + Extra Rubber Straps Box Papers M79000N-0002

Tudor Black Bay BB54 + Extra Rubber Straps Box Papers M79000N-0002

Tudor - M79000N-0002 · $2,675
The Tudor Black Bay BB54 is a 37mm stainless steel watch with a black dial and bezel, powered by the MT5400 COSC certified movement. It has a 200M water resistance and comes with various rubber straps.

  • Condition: Near Mint Condition, 96%
  • Movement: Tudor Calibre MT5400
  • Water Resistance: 200m
  • Power Reserve: 70 hours
Posted at
Jan 26, 2025, 7:35 PM
Active
Tudor Heritage Black Bay 79220N - 41mm - Bracelet ( excellent )

Tudor Heritage Black Bay 79220N - 41mm - Bracelet ( excellent )

Tudor - 79220N · $3,995
This Tudor Heritage Black Bay is a 41mm stainless steel watch with Tudor Calibre 2824. It comes with all original packaging and documentation, including a textile strap and Tudor Warranty Card.

  • Condition: Excellent Condition
  • Case Size: 41mm diameter
  • Movement: Tudor Calibre 2824
Posted at
Jan 26, 2025, 3:15 PM
Active
Tudor Black Bay Black Dial Blue Bezel 79230

Tudor Black Bay Black Dial Blue Bezel 79230

Tudor - 79230B · $2,340
The Tudor Black Bay is a mechanical automatic watch with a stainless steel case and blue bezel.

  • Condition: 95%
  • Case size: 41mm diameter
  • Movement type: Mechanical Automatic (MT5602)
  • Case material: Stainless Steel
Posted at
Jan 24, 2025, 8:25 AM
Active
Tudor Black Bay - Harrods - Green Bezel - 2024 - Complete

Tudor Black Bay - Harrods - Green Bezel - 2024 - Complete

Tudor - M79230G · $3,550
This Tudor Black Bay Green Harrods Edition is a luxury watch with a stainless steel case, automatic movement, and black dial.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Strap material: Stainless Steel
Posted at
Jan 22, 2025, 2:35 AM
Active