Side by side

Fortis Marinemaster M-40vsHamilton Khaki Aviation Khaki Pilot GMT Auto

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
Khaki Aviation Khaki Pilot GMT Auto
HamiltonKhaki Aviation Khaki Pilot GMT Auto
MSRP $1,575

At a glance

11 of 29 specs differ
Diameter
Marinemaster M-4040mm
Khaki Aviation Khaki Pilot GMT Auto44mm
Power Reserve
Marinemaster M-4038h
Khaki Aviation Khaki Pilot GMT Auto50h
Water Resistance
Marinemaster M-40300m
Khaki Aviation Khaki Pilot GMT Auto100m
MSRP
Marinemaster M-40$3,520
Khaki Aviation Khaki Pilot GMT Auto$1,575

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
40mm
44mm
Thickness
13mm
12.1mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Orange
Black

Movement

3 specs
Caliber
Sellita SW220-1
2893-2
Power Reserve
38h
50h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$1,575

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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.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

Hamilton Khaki Aviation Khaki Pilot GMT Auto

Owners widely praise the Hamilton Khaki Aviation Khaki Pilot GMT Auto as an underrated, value-packed GMT with good finishing and a sapphire crystal, powered by an ETA 2893-2 movement. Some find the GMT hand obscures legibility, while others consider it legible and appreciate the slim design, though its 44mm size is noted as large by some. One owner describes it as functioning more as an "office GMT" than a traveler's GMT. On balance, owners and reviewers rate the Hamilton Khaki Aviation Khaki Pilot GMT Auto highly for its excellent value and GMT functionality.

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