Tudor Black Bay Fifty-Eight Ref. M79030N
Dive Watch (Sub-category: Vintage-inspired Luxury Diver) · Tudor (owned by Rolex SA), Luxury tier, renowned for exceptional value and robust tool watch heritage
Period: Modern Luxury (Neo-Vintage / Heritage)

Type
Dive Watch (Sub-category: Vintage-inspired Luxury Diver)
Brand
Tudor (owned by Rolex SA), Luxury tier, renowned for exceptional value and robust tool watch heritage
Movement
Automatic self-winding, Tudor Calibre MT5402, 28,800 vph (4 Hz), approximately 70 hours power reserve, 27 jewels, COSC-certified chronometer
Dimensions
Case diameter: 39.0 mm, Case thickness: 11.9 mm, Lug-to-lug: 47.0 mm, Lug width: 20.0 mm
Description
The Tudor Black Bay Fifty-Eight Ref. M79030N is a masterclass in modern neo-vintage watchmaking. Designed to capture the proportions of Tudor's first-ever 200-meter professional dive watch from 1958 (the Ref. 7924), it packs a robust in-house movement into a slender 39mm case. The warm gilt accents, matte black dial, and snowflake hands combine vintage charm with modern reliability, making it one of the most celebrated and versatile luxury dive watches on the market today.
Key Features
Proportional 39mm case size reflecting vintage dimensions, in-house COSC-certified MT5402 movement with a 70-hour power reserve, gilt dial accents, signature snowflake handset, and riveted bracelet design
Dial Description
Matte black dial with gilt/gold minute track and printing, applied dot and baton indices filled with faux-patina off-white luminous material, iconic snowflake hands, no date window
Case Material
Stainless steel with a fully satin-brushed and polished chamfered edge finish
Crystal Type
Domed sapphire crystal with anti-reflective coating on the underside
Bezel Details
Unidirectional rotating bezel in stainless steel with a 60-minute black anodized aluminum insert and silver-gilt markings with a red triangle marker at 12 o'clock
Crown & Pushers
Screw-down steel winding crown adorned with the vintage Tudor rose logo in relief, featuring no crown guards
Bracelet or Strap
Riveted three-link stainless steel bracelet with satin-brushed finishing, polished faux rivets, and a folding clasp with safety catch
Caseback Details
Solid screw-down steel caseback with circular brushing and traditional Swiss registration engravings
Movement Type
Automatic self-winding, Tudor Calibre MT5402, 28,800 vph (4 Hz), approximately 70 hours power reserve, 27 jewels, COSC-certified chronometer
Water Resistance
200 meters / 660 feet / 20 ATM, suitable for swimming, snorkeling, and recreational scuba diving
Origin & Provenance
Swiss Made, manufactured in Geneva, Switzerland, featuring an in-house developed mechanical movement
Age Estimate
circa 2018-present production run
Cultural Significance
The BB58 spearheaded the neo-vintage trend across the watch industry, proving that collectors prefer historically accurate, smaller case dimensions over oversized modern timepieces
Condition Notes
The watch appears to be in very good to excellent condition with minor desk-diving micro-scratches on the bracelet and clasp, while the crystal and bezel insert remain clean and pristine
Value Estimate
Retail MSRP around $3,900 to $4,200 USD, with secondary market values typically ranging from $3,000 to $3,700 depending on condition, completeness of box and papers, and market demand
Care & Maintenance
Recommended professional servicing every 5 to 10 years, regular rinsing of the steel bracelet with fresh water after saltwater exposure, and ensuring the screw-down crown is fully engaged before water contact
Similar Watches
Rolex Submariner Ref. 5513 (vintage inspiration), Omega Seamaster 300 Heritage (alternative heritage dive watch), Tudor Black Bay 41 (larger sibling with more modern proportions)
Interesting Facts
The Black Bay Fifty-Eight gets its name directly from the year 1958, during which the legendary Tudor Submariner reference 7924, nicknamed the 'Big Crown', was first introduced to the world