Tudor Black Bay Fifty-Eight Navy Blue vs Tudor Black Bay GMT Dark

SpecificationTudor Black Bay Fifty-Eight Navy BlueTudor Black Bay GMT Dark
BrandTudorTudor
CollectionBlack BayBlack Bay
ReferenceM79030B-0001M79830DK-0004
CategoryDiveGMT
Movement TypeAutomaticAutomatic
CaliberMT5402MT5652
Power Reserve70h70h
Frequency28,800 vph28,800 vph
Case Diameter39.0mm41.0mm
Case Thickness11.9mm14.8mm
Case MaterialStainless SteelDark PVD-coated Stainless Steel
CrystalSapphireSapphire
Water Resistance200m / 656ft200m / 656ft
Weight145g155g
MSRP$3,575$4,275
Market Price$3,500$4,000

In-Depth Comparison

The Tudor Black Bay Fifty-Eight Navy Blue and the Tudor Black Bay GMT Dark represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Tudor and Tudor is a brand that needs no introduction. Comparing two models from the same manufacturer comes down to purpose, design philosophy, and intended use case. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Black Bay reference was introduced in 2020, while this Black Bay reference debuted in 2024. The Tudor Black Bay GMT Dark is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Tudor Black Bay Fifty-Eight Navy Blue beats the MT5402 caliber offering a 70-hour power reserve running at 28,800 vph with 26 jewels. The Tudor Black Bay GMT Dark is powered by the MT5652 with a 70-hour power reserve operating at 28,800 vph featuring 26 jewels. Both watches offer identical power reserves, making them equally practical for daily rotation.

Dimensions And Wearability

The Tudor Black Bay Fifty-Eight Navy Blue features a 39.0mm case at 11.9mm thick with a 47.8mm lug-to-lug measurement, crafted in Stainless Steel. The Tudor Black Bay GMT Dark comes in at 41.0mm and 14.8mm thick with 50.0mm lug-to-lug, constructed from Dark PVD-coated Stainless Steel. The Tudor Black Bay Fifty-Eight Navy Blue wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 145g, the Tudor Black Bay Fifty-Eight Navy Blue is the lighter of the two.

Materials And Construction

The Tudor Black Bay Fifty-Eight Navy Blue uses a Sapphire crystal paired with a Unidirectional rotating, anodized aluminum insert bezel, while the Tudor Black Bay GMT Dark features Sapphire crystal with a Bidirectional rotating, matte black/grey insert bezel. On the wrist, the Tudor Black Bay Fifty-Eight Navy Blue comes on a Stainless steel riveted bracelet with Folding clasp with safety lock, while the Tudor Black Bay GMT Dark is fitted with Black hybrid leather-rubber strap featuring Folding clasp.

Water Resistance And Capability

The Tudor Black Bay Fifty-Eight Navy Blue is rated to 200m / 656ft and the Tudor Black Bay GMT Dark to 200m / 656ft. Both watches share the same water resistance rating, making them equally suited for aquatic activities.

Pricing And Value

At retail, the Tudor Black Bay Fifty-Eight Navy Blue lists for $3,575 compared to $4,275 for the Tudor Black Bay GMT Dark. On the secondary market, the Tudor Black Bay Fifty-Eight Navy Blue trades around $3,500 while the Tudor Black Bay GMT Dark commands approximately $4,000.

The Verdict

Choosing between the Tudor Black Bay Fifty-Eight Navy Blue and the Tudor Black Bay GMT Dark ultimately comes down to personal priorities. For dress occasions and smaller wrists, the Tudor Black Bay Fifty-Eight Navy Blue is more versatile. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.