Side by side

Bremont Altitude Perpetual Calendar GMTvsFortis Flieger F-41

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
Flieger F-41
FortisFlieger F-41
MSRP $2,530

At a glance

12 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Flieger F-4141mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Flieger F-4138h
Water Resistance
Altitude Perpetual Calendar GMT
Flieger F-41200m
MSRP
Altitude Perpetual Calendar GMT$38,450
Flieger F-41$2,530

Full specifications

Case

7 specs
Category
GMT
Tool
Diameter
42mm
41mm
Thickness
12.65mm
11.5mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

3 specs
Caliber
Sellita SW200-1
Power Reserve
40h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$38,450
$2,530

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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.

Fortis Flieger F-41

The Fortis Flieger F-41 is widely praised for its excellent machining and build quality for its price, featuring a traditional Flieger layout with modern flair, a sunburst dial with high-contrast orange accents, and a functional "Synchroline." Reviewers highlight its unique concave bezel with 24-click GMT functionality and a vivid color scheme that strikes a masterful balance. The watch offers 200 meters of water resistance and is powered by the UW-30 automatic movement. However, the UW-30 movement is noted for its modest 38-hour power reserve, and the 41mm case might be large for smaller wrists. Overall, reviewers rate the Fortis Flieger F-41 highly for its pared-back confidence and functional design at its price point.

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