Side by side

Fortis Marinemaster M-40vsSeiko Essentials Chronograph

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
Essentials Chronograph
SeikoEssentials Chronograph
MSRP $415

At a glance

11 of 29 specs differ
Diameter
Marinemaster M-4040mm
Essentials Chronograph40mm
Power Reserve
Marinemaster M-4038h
Essentials Chronograph40h
Water Resistance
Marinemaster M-40300m
Essentials Chronograph100m
MSRP
Marinemaster M-40$3,520
Essentials Chronograph$415

Full specifications

Case

5 specs
Category
Diver
Chronograph
Thickness
13mm
11.5mm
Lug-to-Lug
45.8mm
Lug Width
21mm
20mm
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Orange
Black

Movement

4 specs
Caliber
Sellita SW220-1
8T63
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$415

Follow this matchup

Get a note when Fortis Marinemaster M-40 vs Seiko Essentials Chronograph gets more votes, a community discussion, or a price drop. No account needed.

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.

Seiko Essentials Chronograph

Owners widely praise the Seiko Essentials Chronograph for its beauty and comfort at its price point, with one owner noting the 41mm case wore smaller than expected and appreciated the lightweight feel for active wear. A specific concern raised by one owner is the potential for the orange stripe on the stopwatch button to expand and detach in heat. Opinions on the dark greenish dial are mixed, with one owner preferring a black dial while another was drawn to the subtle green effect. On balance, owners rate the Seiko Essentials Chronograph highly for its aesthetic appeal and wearability at its accessible price.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.