Side by side

Fortis Marinemaster M-40vsHamilton Khaki Aviation X-Wind Day Date 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 X-Wind Day Date Auto
HamiltonKhaki Aviation X-Wind Day Date Auto
MSRP $1,375

At a glance

11 of 29 specs differ
Diameter
Marinemaster M-4040mm
Khaki Aviation X-Wind Day Date Auto45mm
Power Reserve
Marinemaster M-4038h
Khaki Aviation X-Wind Day Date Auto80h
Water Resistance
Marinemaster M-40300m
Khaki Aviation X-Wind Day Date Auto100m
MSRP
Marinemaster M-40$3,520
Khaki Aviation X-Wind Day Date Auto$1,375

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
40mm
45mm
Thickness
13mm
12.8mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Orange
Green

Movement

3 specs
Caliber
Sellita SW220-1
H-30
Power Reserve
38h
80h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$1,375

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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 X-Wind Day Date Auto

Owners widely praise the Hamilton Khaki Aviation X-Wind Day Date Auto for its value, technical aesthetic, and versatile wearability with straps. Reviewers and owners alike highlight its excellent legibility, bold Arabic numerals, and the appeal of its pilot watch design, with many appreciating the 80-hour power reserve. Some owners find the crosswind calculation functions unnecessary, and there are mixed views on the dial's font usage and color matching. Lume is frequently noted as weak, and some find the size large or the left-handed crown and pusher setup uncomfortable. Accuracy figures range from gaining 6 seconds in a few days to approximately -6 seconds per day. Overall, owners rate the Hamilton Khaki Aviation X-Wind Day Date Auto highly for its impressive value and functional pilot watch design.

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