Side by side

Gruppo Gamma Vanguard SteelvsSpinnaker Hull Titanium Bronze

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

Vanguard Steel
Gruppo GammaVanguard Steel
MSRP $790
Hull Titanium Bronze
SpinnakerHull Titanium Bronze
MSRP $425

At a glance

10 of 29 specs differ
Diameter
Vanguard Steel42mm
Hull Titanium Bronze42mm
Power Reserve
Vanguard Steel42h
Hull Titanium Bronze40h
Water Resistance
Vanguard Steel100m
Hull Titanium Bronze100m
MSRP
Vanguard Steel$790
Hull Titanium Bronze$425

Full specifications

Case

4 specs
Category
Diver
Thickness
12.6mm
15mm
Lug-to-Lug
49.5mm
50mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Forged Carbon
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Miyota 9039
SII NH35A
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$790
$425

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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.

Spinnaker Hull Titanium Bronze

The Spinnaker Hull Titanium Bronze is a sold-out limited edition that has garnered significant interest, with one owner noting its titanium case stands out with a white strap. Owners are split on the watch's value, with one finding it a good purchase at $125 and another questioning the strap's suitability for its 100M water resistance. Some reviewers flag the VK73 movement's limited 60-minute chronograph and a big date window obscured by the chronograph hand, while others praise the handsome design with a textured sandwich dial and comfortable wearability. Lume is described as non-existent by one source. Overall, owners and reviewers are divided on the Spinnaker Hull Titanium Bronze, with praise for its design and wearability tempered by criticism of its movement execution and strap.

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