Side by side

Gruppo Gamma Vanguard SteelvsTudor Black Bay 58

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Vanguard Steel
Gruppo GammaVanguard Steel
MSRP $790
Black Bay 58
TudorBlack Bay 58
MSRP $5,350

At a glance

19 of 29 specs differ
Diameter
Vanguard Steel42mm
Black Bay 5839mm
Power Reserve
Vanguard Steel42h
Black Bay 5865h
Water Resistance
Vanguard Steel100m
Black Bay 58200m
MSRP
Vanguard Steel$790
Black Bay 58$5,350

Full specifications

Case

8 specs
Category
Diver
Diameter
42mm
39mm
Thickness
12.6mm
11.7mm
Lug-to-Lug
49.5mm
46mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Polished + Satin
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Forged Carbon
Black
Lume
Super-LumiNova
None

Movement

6 specs
Caliber
Miyota 9039
MT5400-U
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
65h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$790
$5,350

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Gruppo Gamma Vanguard Steel

The Gruppo Gamma Vanguard Steel is praised for its aged steel case and cream sandwich dial. However, some owners dislike the distorted sapphire crystal and the absence of minute markers, with one noting difficulty in replacing the crystal due to hand fitment. The watch features a Miyota 9039 movement with a 42-hour power reserve and an accuracy range of -10 to +30 seconds per day, and is offered with two strap options. On balance, owners value the Gruppo Gamma Vanguard Steel for its distinctive aged aesthetic and dial design, despite some reservations about the crystal.

From video reviewers

Movement accuracy is a notable strength, with one reviewer noting a -1.8 second per day deviation after initial testing. A weakness is the substantial price hike for the re-release model, which raises questions about whether the upgrades justify the cost. Reviewers disagree on the watch's originality, with one calling it "decidedly derivative" and the other not mentioning this aspect.

Tudor Black Bay 58

The Tudor Black Bay 58 is widely praised for its superb wearing experience, perfect proportions, and comfortable wearability, with owners anticipating it becoming a Tudor classic. Reviewers highlight its substantial, rugged build quality and significant value, rivaling more expensive timepieces. One owner notes the clasp's sharp shield as a minor annoyance.

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