Side by side
Boldr BlastoisevsBorealis Watch Co. Estoril 300 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Blastoise40mm
Estoril 300 GMT41.50mm
Power Reserve
Blastoise40h
Estoril 300 GMT40h
Water Resistance
Blastoise200m
Estoril 300 GMT300m
MSRP
Blastoise$449
Estoril 300 GMT$600
Full specifications
Case
5 specsDiameter
40mm
41.50mm
Thickness
12mm
13.5mm
Lug-to-Lug
49.5mm
47mm
Lug Width
20mm
20mm
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
Blastoise
Black
Lume
Super-LumiNova
BGW9
Movement
1 specsCaliber
Seiko (SII) NH37
Miyota 9075
Pricing
1 specsMSRP
$449
$600
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