Side by side
Fortis Marinemaster M-40vsShiro Kara Samebito: Duke
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Marinemaster M-4040mm
Samebito: Duke40mm
Power Reserve
Marinemaster M-4038h
Samebito: Duke41h
Water Resistance
Marinemaster M-40300m
Samebito: Duke100m
MSRP
Marinemaster M-40$3,520
Samebito: Duke$418
Full specifications
Case
6 specsCategory
Diver
—
Thickness
13mm
13.2mm
Lug-to-Lug
—
48mm
Lug Width
21mm
20mm
Material
Stainless Steel
904L Stainless Steel (Black PVD coated)
Water Resistance
300m
100m
Crystal & Dial
1 specsDial Color
Orange
—
Movement
3 specsCaliber
Sellita SW220-1
Seiko NH35
Power Reserve
38h
41h
Jewels
26
25
Pricing
1 specsMSRP
$3,520
$418
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