Tudor Black Bay Heritage Black Bay Ceramic One for Only Watch

Reference 7921/001CN

About this watch

The Tudor Heritage Black Bay Ceramic One for Only Watch is a masterpiece that combines style, functionality, and heritage in one stunning package. With its sleek black ceramic case and 41mm diameter, this watch exudes modern sophistication while being durable and lightweight due to its titanium, ceramic, and stainless steel construction. The PVD coating adds an extra layer of protection without compromising the sleek finish. At the heart of this timepiece is the Tudor caliber MT5602, a certified COSC automatic movement that beats at 4Hz, ensuring precision and reliability. With a power reserve of 70 hours, you can forget to wind it over the weekend and still expect it to tick away come Monday morning. This watch boasts an impressive water resistance of 200 meters, making it suitable for diving as well as everyday wear. The rotating bezel is functional and designed for divers, while the black dial with stick and dot indexes is easy to read in challenging lighting conditions. When you strap on this watch, you'll be pleasantly surprised by its comfort and weight. As a one-of-a-kind piece, it's not just a timepiece but also a piece of history, telling a story and having intrinsic value. This limited edition watch reflects Tudor's commitment to quality and innovation, making it a worthy investment for watch enthusiasts and collectors.
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Key Features

  • Tudor caliber MT5602 automatic movement
  • Ceramic case with PVD coating
  • 200m water resistance
  • 41mm diameter
  • Rotating dive bezel
  • Black dial with stick and dot indexes
  • Proprietary hands

Specifications

Brand
Tudor
Family
Black Bay
Model
Heritage Black Bay Ceramic One for Only Watch
Reference
7921/001CN
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
200

Current Listings

[WTS] 2022 Tudor Black Bay 58 (ref. 79030N)

2022 Tudor Black Bay 58 (ref. 79030N)

Tudor - 79030N · $2,600
A 2022 Tudor Black Bay 58, a stainless steel automatic watch with a 39mm case diameter and 20mm lugs. It features a black dive bezel and is water resistant up to 200m.

  • Condition: Pre-owned with light scratches on bracelet and case body
  • Case diameter: 39mm
  • Lug width: 20mm
  • Depth rating: 200m
Posted at
Apr 29, 2025, 11:02 AM
Active
[WTS] Tudor Black Bay 58

Tudor Black Bay 58

Tudor - Black Bay 58 · $2,200
The Tudor Black Bay 58 is a modern take on the classic Tudor diver's watch, featuring a 39mm case diameter and a stainless steel construction. It comes with all original packaging and documentation, including a warranty card.

  • Condition: Excellent condition
  • Case size: 39mm diameter
  • Location: California
Posted at
Apr 29, 2025, 6:10 AM
Active
[WTS] Tudor Black Bay Bronze 79250BM 79250 $2250 Full Set 2016

Tudor Black Bay Bronze 79250BM 79250 $2250 Full Set 2016

Tudor - 79250BM · $2,250
A 2016 Tudor Black Bay Bronze watch sold as a full set, complete with box and warranty card. The case has heavy patina from age, while the crystal is clean.

  • Condition: Full set, with normal signs of use on the strap and heavy patina on the case
  • Year: 2016
  • Patina Status: heavily patina-ed
Posted at
Apr 29, 2025, 4:58 AM
Active
[WTS] Tudor Black Bay 54 79000 $2,999

Tudor Black Bay 54 79000 $2,999

Tudor - M79000N-0001 · $2,999
The Tudor Black Bay 54 is a 37mm watch with a T-Fit Clasp bracelet, introduced at W&W 2023. It has a lug-to-lug length of 46mm and is suitable for both smaller and larger wrists.

  • Condition: Preowned - Good
  • Box: Yes
  • Papers: Yes (dated December 2023)
  • Warranty: Valid till December 2028
Posted at
Apr 28, 2025, 7:44 PM
Active
[WTS] Tudor Black Bay Monochrome 41, Box/ Papers 11/2024

Tudor Black Bay Monochrome 41, Box/ Papers 11/2024

Tudor - M7941A1A0NU · $3,999
Tudor Black Bay Monochrome 41 with 70 hour power reserve and Jubilee bracelet.

  • Condition: Good preowned condition, minor wear
  • Case size: 41mm
  • Bracelet type: Jubilee
  • Power reserve: 70 hours
Posted at
Apr 28, 2025, 7:06 PM
Active
[WTS] Tudor Black Bay 58 m79030n-0001

Tudor Black Bay 58 m79030n-0001

Tudor - m79030n-0001 · $2,500
The Tudor Black Bay 58 is a popular and highly-regarded diver watch, featuring a gold-black color scheme and a manufacture calibre MT5402 movement.

  • Diameter: 39 mm
  • Thickness: 11.9 mm
  • Lug width: 20 mm
Posted at
Apr 28, 2025, 6:00 PM
Active
[WTS] Tudor Black Bay Chronograph - Panda *Price Drop* $2999 + Ship FIRM

Tudor Black Bay Chronograph - Panda *Price Drop* $2999 + Ship FIRM

  • Strap: Black/White Rubber B
  • Buckle: $45
Posted at
Apr 28, 2025, 4:50 PM
Active
[WTS] Pre-owned Tudor OEM "NATO" straps for Black Bays (22mm lug width)

Pre-owned Tudor OEM "NATO" straps for Black Bays (22mm lug width)

Tudor · $150
Genuine OEM Tudor straps for 41mm Black Bays, available in brown and grey colors. These straps have a buckle, making them 'fabric straps' rather than NATO-style.

  • Condition: Pre-owned
  • Straps Count: 2 or more
  • Colors: brown, grey
Posted at
Apr 28, 2025, 4:48 PM
Active