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] 2024 TUDOR Black Bay 41 M79680-0003 41mm Smooth Bezel Champagne Dial Jubilee Bracelet Full Set

2024 TUDOR Black Bay 41 M79680-0003 41mm Smooth Bezel Champagne Dial Jubilee Bracelet Full Set

Tudor - M79680-0003 · $3,200
A 2024 TUDOR Black Bay 41 with a smooth bezel and champagne dial, powered by a self-winding mechanical movement.

  • Condition: Excellent pre-owned
  • Case material: Stainless steel
  • Bracelet type: Jubilee
  • Dial color: Champagne
Posted at
Dec 24, 2025, 12:49 PM
Active
[WTS] Tudor Black Bay Pro

Tudor Black Bay Pro

Tudor - Black Bay Pro · $1,999
This Tudor Black Bay Pro is being sold at a low price due to it not coming with the original box/papers, which are currently held by the seller's ex.

  • Condition: Well worn
  • Box/papers: Not included
  • Scratches: Multiple
Posted at
Dec 24, 2025, 10:51 AM
Active
[WTS] Tudor Black Bay GMT "Pepsi" - Full Set - Under Factory Warranty (Mar 2027)

Tudor Black Bay GMT "Pepsi" - Full Set - Under Factory Warranty (Mar 2027)

Tudor - Black Bay GMT · $2,800
This Tudor Black Bay GMT is a dated March 2022 model, under warranty until March 2027. It comes in full set, including box, cards and original tag.

  • Condition: Great condition
  • Warranty End Date: March 2027
  • Bracelet Condition: light scratching
Posted at
Dec 24, 2025, 8:14 AM
Active
[WTS] Tudor Black Bay 68 – MT5601-U – Like New – Full Set – $3,600

Tudor Black Bay 68 – MT5601-U – Like New – Full Set – $3,600

A Tudor Black Bay 68 is being listed for sale. This watch features a 40mm diameter case and comes with all original accessories as part of the full set.

  • Condition: Like New
  • Set: Full Set
  • Status: WTS
Posted at
Dec 24, 2025, 7:36 AM
Active
[WTS] Tudor Black Bay GMT - Full Set - Under Factory Warranty Mar 2027 to

Tudor Black Bay GMT - Full Set - Under Factory Warranty Mar 2027 to

Full set Tudor Black Bay GMT with remaining factory warranty until Mar 2027. Includes original packaging and accessories.

Posted at
Dec 24, 2025, 7:35 AM
Active
[WTS]🔥TUDOR BLACK BAY RED DIAL JUBILEE OCTOBER 2025 PRE OWNED COMPLETE🔥

🔥TUDOR BLACK BAY RED DIAL JUBILEE OCTOBER 2025 PRE OWNED COMPLETE🔥

Tudor - M7941A1A0RU-0001 · $4,100
This TUDOR BLACK BAY is a 58 model with a red dial and bezel, housed in a stainless steel case. It measures 39mm in diameter and has a beautiful red dial.

  • Condition: Excellent pre-owned
  • Case size: 39mm diameter
  • Dial color: Red
Posted at
Dec 24, 2025, 1:12 AM
Active
[WTS]🔥2024 TUDOR BLACK BAY 79230B BLUE BEZEL EXCELLENT PRE-OWNED $2750🔥

🔥2024 TUDOR BLACK BAY 79230B BLUE BEZEL EXCELLENT PRE-OWNED $2750🔥

Tudor - 79230B · $2,750
The seller is listing a 2024 Tudor Black Bay with a blue bezel, black dial, and stainless steel case. The watch comes as a complete set and the seller has mentioned it's in excellent condition.

  • Condition: Excellent Pre Owned
  • Case Size: 41MM diameter
  • Material: stainless steel
Posted at
Dec 24, 2025, 12:56 AM
Active
[WTS]🔥TUDOR BLACK BAY CHRONO PANDA JUBILEE BRAND NEW 11/2025 WITH STICKERS🔥

🔥TUDOR BLACK BAY CHRONO PANDA JUBILEE BRAND NEW 11/2025 WITH STICKERS🔥

Tudor - 79360N · $5,300
This listing is for a brand new Tudor Black Bay Chrono Panda, which features a beautiful white dial and comes with stickers.

  • Condition: Brand new
  • Case Size: 41mm diameter
  • Material: Stainless Steel
Posted at
Dec 24, 2025, 12:47 AM
Active
[WTS][US] Tudor Black Bay Chrono - Pink Dial - 41mm - M79360N-0019 - Full Set - BRAND NEW

[US] Tudor Black Bay Chrono - Pink Dial - 41mm - M79360N-0019 - Full Set - BRAND NEW

Tudor - M79360N-0019 · $9,425
This Tudor Black Bay Chrono features a pink dial and is presented in pristine condition. It includes the full set of accessories such as box, manuals, and warranty card. The watch functions perfectly mechanically.

  • Condition: Brand new, unworn
  • Case size: 41mm diameter
Posted at
Dec 23, 2025, 5:30 AM
Active