Side by side

Fortis Marinemaster M-40vsTissot Seastar 1000 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
Seastar 1000 GMT
TissotSeastar 1000 GMT
MSRP $575

At a glance

11 of 29 specs differ
Diameter
Marinemaster M-4040mm
Seastar 1000 GMT40mm
Power Reserve
Marinemaster M-4038h
Seastar 1000 GMT40h
Water Resistance
Marinemaster M-40300m
Seastar 1000 GMT300m
MSRP
Marinemaster M-40$3,520
Seastar 1000 GMT$575

Full specifications

Case

3 specs
Thickness
13mm
11.77mm
Lug-to-Lug
40mm
Lug Width
21mm
20mm

Crystal & Dial

3 specs
Dial Color
Orange
Black
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

4 specs
Caliber
Sellita SW220-1
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$575

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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.

Tissot Seastar 1000 GMT

Owners widely praise the Tissot Seastar 1000 GMT for its sapphire crystal, 300m water resistance, and GMT complication, with one owner expressing deep satisfaction. A point of contention for some is that Swiss quartz movements may exhibit second-hand misalignment with markers, unlike certain Japanese quartz movements. On balance, owners rate the Tissot Seastar 1000 GMT highly for its robust features and value.

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