Tudor Black Bay 58 Black 79030N

The Tudor Black Bay Fifty-Eight “Black” (ref. 79030N) is a masterclass in proportioned dive watch design—modern, yet deeply respectful of its vintage heritage. Housed in a 39 mm stainless steel case with refined brushing and polished bevels, it maintains a slender 11.9 mm thickness, resulting in a very wearable and balanced profile. Its domed sapphire crystal, unidirectional bezel with matte black aluminum insert and gilt accents, and domed black dial all contribute to a clean, timeless diver aesthetic.

Beneath its understated façade beats Tudor’s in-house calibre MT5402 (COSC certified), delivering approximately 70 hours of power reserve and boasting a silicon hairspring for enhanced precision and durability. The time-only layout—no date—keeps the dial elegantly symmetrical, while the use of gilt hands and hour markers gives it a warm, vintage touch. Rated to 200 m water resistance and often offered with Tudor’s rivet-style steel bracelet (or optionally leather/fabric straps), the 79030N stands as a refined, everyday-ready dive watch that bridges past and present.

Reference: 79030N

Dated: 2019

Bracelet: Stainless Steel Bracelet

Case Size: 39mm

Lug Width: 20mm

Case Metal: Stainless Steel

Movement: MT5402 - Automatic - Running spec

Functions: Hours, Minutes, Seconds, 70 Hour Power Reserve, Dive Bezel

Box and Papers: Inner/outer boxes, and warranty card

Crystal: Sapphire

Bracelet size: 7.25”

Case has light normal micro wear. Bracelet has minimal wear. Dial, hands, and crystal have no wear. Runs within spec.

Tudor was established in 1926 by Hans Wilsdorf, the founder of Rolex, with a vision to create watches that offered the same reliability and precision as Rolex, but at a more accessible price point. Built with robust Swiss movements and housed in Rolex-quality cases, Tudor quickly earned a reputation for producing tool watches trusted by military units and professional divers around the world. In the 1950s and ‘60s, Tudor introduced iconic models like the Oyster Prince Submariner, worn by the French Navy, and carved out a legacy as a maker of rugged, no-nonsense timepieces built to perform under extreme conditions.

In recent years, Tudor has reemerged as one of the most exciting names in modern watchmaking. Collections like the Black Bay, Pelagos, and Ranger pay homage to the brand’s vintage roots while incorporating in-house calibers and contemporary design updates. The Black Bay Fifty-Eight, in particular, has become a collector favorite for its perfect blend of vintage proportions and modern engineering. With a design language all its own and a renewed focus on manufacturing independence, Tudor has established itself as far more than Rolex’s younger sibling—it’s a brand that balances heritage, innovation, and value with serious horological credibility.