Side by side

Fortis Marinemaster M-40vsGrand Seiko SBGW281

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
SBGW281
Grand SeikoSBGW281
MSRP $4,900

At a glance

13 of 29 specs differ
Diameter
Marinemaster M-4040mm
SBGW28137.3mm
Power Reserve
Marinemaster M-4038h
SBGW28172h
Water Resistance
Marinemaster M-40300m
SBGW28130m
MSRP
Marinemaster M-40$3,520
SBGW281$4,900

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
37.3mm
Thickness
13mm
11.7mm
Lug-to-Lug
44.3mm
Lug Width
21mm
19mm
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Orange
Black

Movement

4 specs
Caliber
Sellita SW220-1
9S64
Type
Automatic
Manual
Power Reserve
38h
72h
Jewels
26
25

Pricing

1 specs
MSRP
$3,520
$4,900

Follow this matchup

Get a note when Fortis Marinemaster M-40 vs Grand Seiko SBGW281 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.

Grand Seiko SBGW281

Grand Seiko SBGW281 owners and reviewers alike praise its classic 37mm size and timeless, no-bezel design, with enthusiasts calling these manual-wind models "perfect Grand Seikos" for their thin profile, accessible price, and dial symmetry. The champagne dial is noted for its evocative, melting snow aesthetic, complemented by a gold seconds hand and a box crystal. The winding action is described as exceptionally smooth with satisfying clicky feedback, and the lug-to-lug measurement is approximately 45mm. This timepiece is splash resistant and retails for US$4,800. On balance, enthusiasts and reviewers highly regard the Grand Seiko SBGW281 for its elegant proportions and refined dial presentation.

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.