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.

Buy Now on Jomashop

This is an affiliate link

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

Tudor - 79030N · $3,400

This Tudor Black Bay 58 features a black domed dial and automatic self-winding movement. It has a 39mm case size, stainless steel riveted bracelet, and 200m water resistance.

Condition: Unworn, unsized
Diameter: 39mm
Water Resistance: 200m
Power Reserve: 70 hours

Posted at

Aug 14, 2025, 3:20 PM

Active

View listing on r/WatchExchange

Tudor Black Bay M79230N – NATO Strap – Full Set (2020) – $2499

Tudor - M79230N · $2,499

This is a 2020 Tudor Black Bay M79230N watch with a 41mm stainless steel case, black dial, and gilt accents. It features an in-house Calibre MT5602 movement (COSC certified) with a 70-hour power reserve.

Condition: Excellent overall, light wear only
Case size: 41mm
Movement: MT5602 (COSC certified)
Power reserve: 70-hour

Posted at

Aug 14, 2025, 2:37 PM

Active

View listing on r/WatchExchange

2023 Tudor Black Bay 41 Black dial, Maroon Bezel on Jubilee Ref# 7941A1A0RU- Full Set

Tudor - 7941A1A0RU · $3,398

The Black Bay 41 features a self-winding mechanical movement with a bi-directional rotor system and a 70-hour power reserve. The watch has a 41mm steel case, black dial, and maroon bezel.

Condition: Good pre-owned condition with normal signs of wear on the case and bracelet, desk diving on clasp
Movement: Self-winding mechanical with bi-directional rotor system
Power reserve: 70 hours
Bracelet type: 5-link stainless steel

Posted at

Aug 14, 2025, 2:32 PM

Active

View listing on r/WatchExchange

[US] Tudor Black Bay Harrods Edition - Black/Green - M79230G - Full Set

Tudor - M79230G · $3,875

This Tudor Black Bay Harrods Edition is a special edition of the popular Black Bay model, featuring a black and green dial. The watch comes in excellent condition with minor hairlines on the clasp and bracelet.

Condition: Fantastic
Water Resistance: 100m depth rating

Posted at

Aug 14, 2025, 1:56 PM

Active

View listing on r/WatchExchange