Side by side
Borealis Watch Co. LusitanovsGrand Seiko SBGW291
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Lusitano39mm
SBGW29136.5mm
Power Reserve
Lusitano60h
SBGW29172h
Water Resistance
Lusitano100m
SBGW291100m
MSRP
Lusitano$350
SBGW291$5,300
Full specifications
Case
4 specsDiameter
39mm
36.5mm
Thickness
12.60mm
11.6mm
Lug-to-Lug
47mm
42.7mm
Lug Width
20mm
18mm
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
Yes
None
Movement
3 specsCaliber
Miyota 8315
9S64
Type
Automatic
Manual
Power Reserve
60h
72h
Pricing
1 specsMSRP
$350
$5,300
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