Side by side

Fortis Marinemaster M-40vsHamilton Khaki Aviation Pilot Pioneer Mechanical Chrono

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

At a glance

11 of 29 specs differ
Diameter
Marinemaster M-4040mm
Khaki Aviation Pilot Pioneer Mechanical Chrono40mm
Power Reserve
Marinemaster M-4038h
Khaki Aviation Pilot Pioneer Mechanical Chrono60h
Water Resistance
Marinemaster M-40300m
Khaki Aviation Pilot Pioneer Mechanical Chrono100m
MSRP
Marinemaster M-40$3,520
Khaki Aviation Pilot Pioneer Mechanical Chrono$2,445

Full specifications

Case

5 specs
Category
Diver
Pilot
Thickness
13mm
14.35mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Orange
Blue

Movement

4 specs
Caliber
Sellita SW220-1
H-51-Si
Type
Automatic
Manual
Power Reserve
38h
60h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$2,445

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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 Pilot Pioneer Mechanical Chrono

Owners and reviewers widely praise the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono for its authentic military design, attractive dial execution, and intriguing asymmetrical case, with many appreciating its utilitarian feel and vintage vibe. The hand-wound H-51-Si movement, offering a 60-hour power reserve and accuracy around +5 to +7 seconds per day, is also noted positively, as is the satisfying feel of manual winding. Some owners find the 36mm case size light and versatile, while others note it wears larger than its dimensions suggest. However, several sources point to the mineral crystal as a drawback compared to sapphire, and the lume is generally described as weak. The included strap is frequently criticized for being too long and uncomfortable, with many preferring it on a NATO strap. On balance, owners and reviewers rate the Hamilton Khaki Aviation Pilot Pioneer Mechanical Chrono highly for its compelling vintage military aesthetic and solid value proposition.

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