Side by side

Bremont Altitude Perpetual Calendar GMTvsFortis Marinemaster M-44 DLC

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
Marinemaster M-44 DLC
FortisMarinemaster M-44 DLC
MSRP $5,450

At a glance

10 of 29 specs differ
Diameter
Altitude Perpetual Calendar GMT42mm
Marinemaster M-44 DLC44mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Marinemaster M-44 DLC38h
Water Resistance
Altitude Perpetual Calendar GMT
Marinemaster M-44 DLC300m
MSRP
Altitude Perpetual Calendar GMT$38,450
Marinemaster M-44 DLC$5,450

Full specifications

Case

5 specs
Category
GMT
Diver
Diameter
42mm
44mm
Thickness
12.65mm
14mm
Material
Titanium
Stainless Steel (DLC)
Water Resistance
300m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

3 specs
Caliber
Sellita SW220-1
Power Reserve
40h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$38,450
$5,450

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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.

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 Marinemaster M-44 DLC

The Fortis Marinemaster M-44 DLC is widely praised for its robust COSC-certified Kenissi Werk 11 movement, offering a 70-hour power reserve, and its stealthy, scratch-resistant Dianoir DLC coating. Owners find it comfortable to wear despite its 44mm size, with one owner considering it a standout piece. Some reviewers note a subtle difference in the color tone of the DLC coating on the crown and bezel lock between variants. Overall, owners and reviewers regard the Fortis Marinemaster M-44 DLC highly for its durable construction and reliable, high-spec movement.

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