Side by side

Fortis Marinemaster M-40vsBoldr Globetrotter 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
Globetrotter GMT
BoldrGlobetrotter GMT
MSRP $469

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-4040mm
Globetrotter GMT40mm
Power Reserve
Marinemaster M-4038h
Globetrotter GMT40h
Water Resistance
Marinemaster M-40300m
Globetrotter GMT200m
MSRP
Marinemaster M-40$3,520
Globetrotter GMT$469

Full specifications

Case

5 specs
Category
Diver
GMT
Thickness
13mm
12.7mm
Lug-to-Lug
48mm
Lug Width
21mm
20mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Orange
GMT Banff
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
Sellita SW220-1
Seiko NH34 GMT
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$469

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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.

Boldr Globetrotter GMT

The Boldr Globetrotter GMT is praised for its legibility and finishing, featuring applied Super-LumiNova indices and sword hands on a matte black or sunburst blue dial. Reviewers highlight the ceramic bezel's sharp city markings and tight, smooth ratcheting action. The 44mm 316L stainless steel case exhibits a non-traditional design with radial and vertical brushing.

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