Side by side

Bremont Altitude Perpetual Calendar GMTvsHamilton Jazzmaster Viewmatic Auto

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

Altitude Perpetual Calendar GMT
BremontAltitude Perpetual Calendar GMT
MSRP $38,450
Jazzmaster Viewmatic Auto
HamiltonJazzmaster Viewmatic Auto
MSRP $995

At a glance

11 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Jazzmaster Viewmatic Auto40mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Jazzmaster Viewmatic Auto80h
Water Resistance
Altitude Perpetual Calendar GMT
Jazzmaster Viewmatic Auto50m
MSRP
Altitude Perpetual Calendar GMT$38,450
Jazzmaster Viewmatic Auto$995

Full specifications

Case

7 specs
Category
GMT
Dress
Diameter
42mm
40mm
Thickness
12.65mm
10.8mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
50m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

2 specs
Caliber
H-10
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$38,450
$995

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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.

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.

Hamilton Jazzmaster Viewmatic Auto

Owners widely praise the Hamilton Jazzmaster Viewmatic Auto for its classic yet modern aesthetic, comfortable 37mm size suitable for smaller wrists, and superb case finishing for the price. The textured silver dial and subtle blue hands are noted as appealing details, and the watch is seen as versatile for both casual and formal wear. Accuracy is reported as impressive, with some owners observing deviations of only 1-2 seconds per day. One owner noted a discrepancy in the stated case thickness, with Hamilton listing 10.10mm. On balance, owners rate the Hamilton Jazzmaster Viewmatic Auto highly for its excellent value and versatile, classic design.

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