Side by side

Gruppo Gamma Vanguard SteelvsBremont Altitude Perpetual Calendar GMT

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

Vanguard Steel
Gruppo GammaVanguard Steel
MSRP $790
Altitude Perpetual Calendar GMT
BremontAltitude Perpetual Calendar GMT
MSRP $38,450

At a glance

11 of 29 specs differ
Diameter
Vanguard Steel42mm
Altitude Perpetual Calendar GMT42mm
Power Reserve
Vanguard Steel42h
Altitude Perpetual Calendar GMT40h
Water Resistance
Vanguard Steel100m
Altitude Perpetual Calendar GMT
MSRP
Vanguard Steel$790
Altitude Perpetual Calendar GMT$38,450

Full specifications

Case

5 specs
Category
GMT
Thickness
12.6mm
12.65mm
Lug-to-Lug
49.5mm
Material
Stainless Steel
Titanium
Water Resistance
100m

Crystal & Dial

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

Movement

2 specs
Caliber
Miyota 9039
Power Reserve
42h
40h

Pricing

1 specs
MSRP
$790
$38,450

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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.

Bremont Altitude Perpetual Calendar GMT

The Bremont Altitude Perpetual Calendar GMT is a highly exclusive piece, with one owner noting its $44,000 price point raises questions about its target audience and suggesting it may be a limited production showpiece. Reviewers highlight its refined Trip-Tick case, now featuring softer curves, a 42mm diameter, and a 12.23mm thickness in grade 2 titanium, though the oversized crowns are flagged as a potential drawback. Overall, owners and reviewers acknowledge the Bremont Altitude Perpetual Calendar GMT as a distinctive, albeit niche, high-complication offering with a notable case refinement.

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