Side by side
Boldr BlastoisevsSerket Watch Co Reef X
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
Reef X42.5mm
Power Reserve
Blastoise40h
Reef X40h
Water Resistance
Blastoise200m
Reef X200m
MSRP
Blastoise$449
Reef X$399
Full specifications
Case
5 specsCategory
Diver
—
Diameter
40mm
42.5mm
Thickness
12mm
12.7mm
Lug-to-Lug
49.5mm
49mm
Lug Width
20mm
22mm
Crystal & Dial
2 specsDial Color
Blastoise
Yellow
Lume
Super-LumiNova
None
Movement
1 specsCaliber
Seiko (SII) NH37
Miyota 8215
Pricing
1 specsMSRP
$449
$399
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