Side by side

Boldr BlastoisevsSpinnaker Dumas GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Blastoise
BoldrBlastoise
MSRP $449
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

11 of 29 specs differ
Diameter
Blastoise40mm
Dumas GMT44mm
Power Reserve
Blastoise40h
Dumas GMT40h
Water Resistance
Blastoise200m
Dumas GMT300m
MSRP
Blastoise$449
Dumas GMT$399

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
40mm
44mm
Thickness
12mm
15mm
Lug-to-Lug
49.5mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
Dial Color
Blastoise
Blue
Lume
Super-LumiNova
None

Movement

1 specs
Caliber
Seiko (SII) NH37
Seiko NH34A

Pricing

1 specs
MSRP
$449
$399

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