Tudor
M79030N
Owner photo needed
Tudor · Black Bay

Black Bay 58 Stainless Steel 39mm

M79030N
83
83
WatchIntel Score
Buy

The Black Bay 58 is a compact, wearable dive watch from the Rolex group with in-house COSC-certified movement, sapphire crystal, and genuine dive credentials. At 39mm it fits where the 41mm Submariner does not.

Strong value for a Rolex-group COSC manufacture watch with 200m water resistance and excellent finishing.
Alternative: Rolex Submariner Date

Executive Verdict

The Black Bay 58 is among the strongest value propositions in its segment. Rolex group manufacturing, genuine in-house COSC movement, 70-hour power reserve, and 200m diving spec in a wearable 39mm format. Available at retail without secondary market premiums. One of the most balanced buy decisions in the database.

Buy if you…

Dive watch buyers who want Rolex group credentials without Rolex pricing, those for whom 39mm is a better size than 41mm, and buyers seeking a genuine manufacture watch at accessible pricing.

Avoid if you…

Those who require the specific Rolex brand for resale or social context. Buyers who dislike the snowflake hands aesthetic.

Score Breakdown

Movement Quality
82
Finishing & Build
84
Value for Money
80
Originality
72
Serviceability
85
Brand Integrity
85
Resale Liquidity
82
Hype Tax
42
Low
WatchIntel scores are independent editorial estimates — not authentication certificates, not investment advice. Scores may be updated as new data and owner feedback arrive. How scoring works →

Movement Truth

MT5402 is genuine Tudor manufacture, COSC chronometer certified, 70-hour power reserve. The Rolex group manufacturing heritage is a meaningful quality assurance. Tudor is transparent about the movement's specifications.

Type
automatic
Jewels
26
Power Reserve
70h
Frequency
28800 vph
Full movement page: Tudor MT5402

Value for Money

Strong value for a Rolex-group COSC manufacture watch with 200m water resistance and excellent finishing. Available at retail without the extreme secondary market premiums of Rolex equivalents.

Hype Tax

42
Hype Tax Score — higher means more brand premium, less substance

Moderate hype tax. Tudor benefits from the Rolex association but does not command Rolex pricing. The brand has been building genuine product credentials rather than relying purely on the Rolex connection. Hype is present but not excessive.

Serviceability

Excellent through the Rolex/Tudor service network. Consistent, high-quality service at moderate costs compared to Rolex. Parts availability is good within the authorised service infrastructure.

Resale & Liquidity

Strong. Tudor Black Bay 58 models hold value well — typically 65-80% of retail on the secondary market, occasionally above retail for specific variants. Far better resale than most Swiss alternatives at this price.

Specifications

Case Material
Stainless Steel
Bezel
Unidirectional Rotating Bezel
Crystal
Sapphire
Case Back
Solid Engraved
Shape
Round
Diameter
39 mm
Height
11.9 mm
Water Resistance
200 m
Dial Color
Black
Indexes
Luminous snowflake hands and dotted indices
Hands
Snowflake lume hands
Movement
Tudor MT5402

Better Alternatives

These watches offer comparable or superior value at a similar price point.

Rolex Submariner Date126610LN
Better resale

Higher tier, more resale liquidity, but dramatically higher price. The logical next step for buyers upgrading.

Significantly more expensive — typically 3-4x the Tudor retail. Buyers need to decide if the price delta is justified by the Rolex name and resale.

Omega Seamaster Professional 300M210.30.42.20.01.001
Better movement

Master Chronometer in-house, comparable tool watch credentials, different brand positioning.

Similar price band, Co-Axial Master Chronometer is a genuine technical differentiator.

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Tudor M79030NPre-owned

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Tudor M79030NPre-owned, good

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Tudor M79030NPre-owned, excellent

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Sources

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