Side by side

Bremont Altitude Perpetual Calendar GMTvsBremont Supermarine Chrono

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
Supermarine Chrono
BremontSupermarine Chrono
MSRP $6,850

At a glance

8 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Supermarine Chrono43mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Supermarine Chrono40h
Water Resistance
Altitude Perpetual Calendar GMT
Supermarine Chrono300m
MSRP
Altitude Perpetual Calendar GMT$38,450
Supermarine Chrono$6,850

Full specifications

Case

5 specs
Category
GMT
Chronograph
Diameter
42mm
43mm
Thickness
12.65mm
15.87mm
Material
Titanium
Stainless Steel (DLC coated)
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

1 specs
Caliber
BE-50AE

Pricing

1 specs
MSRP
$38,450
$6,850

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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.

Bremont Supermarine Chrono

The Bremont Supermarine Chrono's black dial and understated bezel markings allow it to transition effectively from rugged use to evening events. On balance, owners and reviewers find the Bremont Supermarine Chrono to be a handsome and functional watch, with its versatile dial design being a key strength.

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