Side by side

Fortis Marinemaster M-40vsGlycine Combat Sub Sport 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
Combat Sub Sport GMT
GlycineCombat Sub Sport GMT
MSRP $2,995

At a glance

17 of 29 specs differ
Diameter
Marinemaster M-4040mm
Combat Sub Sport GMT42mm
Power Reserve
Marinemaster M-4038h
Combat Sub Sport GMT48h
Water Resistance
Marinemaster M-40300m
Combat Sub Sport GMT200m
MSRP
Marinemaster M-40$3,520
Combat Sub Sport GMT$2,995

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
42mm
Thickness
13mm
10.85mm
Lug Width
21mm
22mm
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Orange
Blue
Indices
Applied
Lume
None
Luminous

Movement

4 specs
Caliber
Sellita SW220-1
SW330-2
Power Reserve
38h
48h
Jewels
26
25
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$3,520
$2,995

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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 Combat Sub Sport GMT

Owners widely praise the Glycine Combat Sub Sport GMT for its solid build, slim wearability, and value, with many noting its comfortable fit due to curved lugs and thin case. Reviewers highlight its classic design, unique dial, and legible date window, while some owners report excellent bezel action and accuracy under +1 second per day after regulation. A minor criticism is a slightly off-color lume pip on the chapter ring, and one owner notes sub-par lume and inconsistent power reserve not always reaching 42 hours. On balance, owners and reviewers rate the Glycine Combat Sub Sport GMT highly for its comfortable wearability and value at the price point.

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