Side by side
Borealis Watch Co. LusitanovsFortis Marinemaster M-40
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Lusitano39mm
Marinemaster M-4040mm
Power Reserve
Lusitano60h
Marinemaster M-4038h
Water Resistance
Lusitano100m
Marinemaster M-40300m
MSRP
Lusitano$350
Marinemaster M-40$3,520
Full specifications
Case
6 specsCategory
Dress
Diver
Diameter
39mm
40mm
Thickness
12.60mm
13mm
Lug-to-Lug
47mm
—
Lug Width
20mm
21mm
Water Resistance
100m
300m
Crystal & Dial
2 specsDial Color
Black
Orange
Lume
Yes
None
Movement
3 specsCaliber
Miyota 8315
Sellita SW220-1
Power Reserve
60h
38h
Jewels
25
26
Pricing
1 specsMSRP
$350
$3,520
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