Tudor Black-Bay 58 Blue 79030B

The Tudor Black Bay Fifty-Eight “Blue” Ref. 79030B is a vintage-inspired dive watch that has become one of the most popular models in Tudor’s modern lineup. Introduced in 2020, it builds on the success of the original Black Bay 58 by adding a striking navy-blue dial and matching aluminum bezel, inspired by Tudor’s historic Submariner dive watches from the mid-20th century. The watch features a 39 mm stainless-steel case with polished and satin finishes, a domed sapphire crystal, and the brand’s signature snowflake hands filled with luminous material for excellent underwater legibility. Its compact proportions and slim 11.9 mm thickness give it strong vintage character while remaining comfortable for everyday wear.

Inside the watch beats Tudor’s in-house Manufacture Calibre MT5402, a COSC-certified automatic movement designed for durability and precision. The movement offers a ~70-hour power reserve, a silicon balance spring for improved resistance to magnetism and shocks, and a bidirectional winding rotor system. True to its diver heritage, the Black Bay 58 Blue is rated for 200 m (660 ft) of water resistance and features a unidirectional rotating bezel for timing dives.

Reference: 79030B

Dated: 2021

Bracelet: Tudor Stainless Steel Bracelet with Steel Reef quick extension, extra jubilee style steel bracelet

Case: 39mm - Stainless Steel

Lug Width: 20mm

Movement: MT5402 - Automatic

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

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

Crystal: Sapphire

Bracelet size: 7.50”

Case has minimal wear. Bracelet has little to no wear. Dial, hands, and crystal have no wear.

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.