Side by side

Fortis Marinemaster M-40vsGlycine Airman Worldtimer GMT

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
Airman Worldtimer GMT
GlycineAirman Worldtimer GMT
MSRP $1,395

At a glance

18 of 29 specs differ
Diameter
Marinemaster M-4040mm
Airman Worldtimer GMT42mm
Power Reserve
Marinemaster M-4038h
Airman Worldtimer GMT
Water Resistance
Marinemaster M-40300m
Airman Worldtimer GMT100m
MSRP
Marinemaster M-40$3,520
Airman Worldtimer GMT$1,395

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
42mm
Thickness
13mm
14mm
Lug Width
21mm
22mm
Finish
Brushed and polished
Water Resistance
300m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Orange
Black
Indices
Applied

Movement

6 specs
Caliber
Sellita SW220-1
RONDA 515.24H
Type
Automatic
Quartz
Beat Rate
28,800 vph
Power Reserve
38h
Jewels
26
1
Complications
None
Date, World Time

Pricing

1 specs
MSRP
$3,520
$1,395

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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.

Glycine Airman Worldtimer GMT

Owners widely appreciate the Glycine Airman Worldtimer GMT for its comfortable 40mm size, attractive aesthetics, and value, particularly when found under $300. Some owners find the dual 12-hour and 24-hour dial and bezel useful for tracking three time zones, while others prefer a simpler 24-hour dial. One owner noted the GMT hand can be mistaken for the minute hand and that the ETA movement can have a misaligned GMT hand. On balance, owners value the Glycine Airman Worldtimer GMT for its comfortable wearability and strong value proposition.

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