Side by side
Boldr BlastoisevsLum-Tec RPM
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
RPM43mm
Power Reserve
Blastoise40h
RPM40h
Water Resistance
Blastoise200m
RPM50m
MSRP
Blastoise$449
RPM$495
Full specifications
Case
6 specsCategory
Diver
Chronograph
Diameter
40mm
43mm
Thickness
12mm
12.3mm
Lug-to-Lug
49.5mm
41mm
Material
Stainless Steel
Titanium
Water Resistance
200m
50m
Crystal & Dial
2 specsDial Color
Blastoise
RPM 3
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Seiko (SII) NH37
—
Type
Automatic
Quartz
Pricing
1 specsMSRP
$449
$495
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