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TicTemple

Tudor

Dive, 2018

Black Bay Fifty-Eight

Ref. 79030N

39mm
Diameter
11.9mm
Thickness
70h
Power reserve
200m
Water resistance

It brought back the proportions of 1950s divers at 39 mm, with an in-house calibre.

€3,360

Launch list price

Mar 2018. Source: monochrome-watches.com

Diameter
39 mm
Thickness
11.9 mm
Power reserve
70 h
Water resistance
200 m
Movement
Automatic
Material
steel

Who it suits

For buyers who want a classically proportioned diver at a fraction of a Submariner’s retail price: 39 mm, 11.9 mm thick, 200 m and a COSC calibre. It ranked fourth on Loupe’s most-searched list for Q1 2026.

Specifications

Case

Diameter
39 mm
Thickness
11.9 mm
Material
steel
Shape
round
Water resistance
200 m

Movement

Movement
Automatic
Calibre
MT5402
Power reserve
70 h
Frequency
28,800 vph
Jewels
27
Complications
hours, minutes, seconds

Dial and strap

Dial
black with gold details
Markers
Not confirmed
Date
Not confirmed
Bezel
rotating dive, black
Strap
bracelet, steel

Record

Line
Black Bay Fifty-Eight
Year
2018
Status
Not confirmed
Range
Mid-range

Alternatives

Why it matters

Sources

  1. monochrome-watches.com
  2. monochrome-watches.com

Record confidence: medium. Anything unverified stays marked, never estimated.