Side by side

Boldr BlastoisevsGrand Seiko SBGA481

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

Blastoise
BoldrBlastoise
MSRP $449
SBGA481
Grand SeikoSBGA481
MSRP $11,100

At a glance

12 of 29 specs differ
Diameter
Blastoise40mm
SBGA48144.5mm
Power Reserve
Blastoise40h
SBGA48172h
Water Resistance
Blastoise200m
SBGA481200m
MSRP
Blastoise$449
SBGA481$11,100

Full specifications

Case

5 specs
Diameter
40mm
44.5mm
Thickness
12mm
14.3mm
Lug-to-Lug
49.5mm
50mm
Lug Width
20mm
23mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Blastoise
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Seiko (SII) NH37
9R65
Type
Automatic
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$449
$11,100

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