Side by side

Fortis Marinemaster M-40vsGlycine Combat Sub

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
GlycineCombat Sub
MSRP $895

At a glance

17 of 29 specs differ
Diameter
Marinemaster M-4040mm
Combat Sub40mm
Power Reserve
Marinemaster M-4038h
Combat Sub
Water Resistance
Marinemaster M-40300m
Combat Sub200m
MSRP
Marinemaster M-40$3,520
Combat Sub$895

Full specifications

Case

5 specs
Thickness
13mm
11.15mm
Lug Width
21mm
20mm
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid

Crystal & Dial

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

Movement

6 specs
Caliber
Sellita SW220-1
515
Type
Automatic
Quartz
Beat Rate
28,800 vph
Power Reserve
38h
Jewels
26
1
Complications
None
Date

Pricing

1 specs
MSRP
$3,520
$895

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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

The Glycine Combat Sub is widely praised for its exceptional thinness, with multiple sources highlighting its sub-11mm case height and comfortable wearability, even on smaller wrists. Owners appreciate its unique, non-homage aesthetic, refined finishing, and excellent value for money. Specific positive notes include a buttery smooth bezel action, tasteful indices, crisp font, and a matching date wheel. Accuracy is reported to rival COSC standards by one owner, and durability is noted as exceptional. However, some owners report inconsistent power reserve and sub-par lume that is difficult to read in low light. On balance, owners and community members rate the Glycine Combat Sub highly for its slim profile and unique design at an accessible price point.

From video reviewers

The slim case profile and comfortable wearability are praised. The bezel action received criticism for having slight play and a less-than-satisfying click.

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