Side by side
Borealis Watch Co. LusitanovsSeiko Astron
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Lusitano39mm
Astron42mm
Power Reserve
Lusitano60h
Astron40h
Water Resistance
Lusitano100m
Astron100m
MSRP
Lusitano$350
Astron$2,500
Full specifications
Case
6 specsCategory
Dress
GMT
Diameter
39mm
42mm
Thickness
12.60mm
12.4mm
Lug-to-Lug
47mm
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Crystal & Dial
2 specsAR Coating
Inner
Super-clear coating
Lume
Yes
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Miyota 8315
5X83
Type
Automatic
Quartz
Power Reserve
60h
40h
Jewels
25
14
Pricing
1 specsMSRP
$350
$2,500
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