Side by side
Borealis Watch Co. LusitanovsGrand Seiko SBGJ237
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Lusitano39mm
SBGJ23744.2mm
Power Reserve
Lusitano60h
SBGJ23755h
Water Resistance
Lusitano100m
SBGJ237200m
MSRP
Lusitano$350
SBGJ237$7,600
Full specifications
Case
6 specsCategory
Dress
GMT
Diameter
39mm
44.2mm
Thickness
12.60mm
14.4mm
Lug-to-Lug
47mm
50.6mm
Lug Width
20mm
21mm
Water Resistance
100m
200m
Crystal & Dial
2 specsAR Coating
Inner
Yes
Lume
Yes
None
Movement
2 specsCaliber
Miyota 8315
9S86
Power Reserve
60h
55h
Pricing
1 specsMSRP
$350
$7,600
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