Side by side
Boldr BlastoisevsPraesidus 42mm Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Blastoise40mm
42mm Automatic38mm
Power Reserve
Blastoise40h
42mm Automatic40h
Water Resistance
Blastoise200m
42mm Automatic100m
MSRP
Blastoise$449
42mm Automatic$680
Full specifications
Case
7 specsCategory
Diver
Field
Diameter
40mm
38mm
Thickness
12mm
11mm
Lug-to-Lug
49.5mm
45mm
Lug Width
20mm
18mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
2 specsDial Color
Blastoise
42mm Automatic
Lume
Super-LumiNova
None
Movement
1 specsCaliber
Seiko (SII) NH37
Seiko NH35
Pricing
1 specsMSRP
$449
$680
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