Side by side
Serica Ref. 8315 Travel ChronometervsBoldr Blastoise
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Ref. 8315 Travel Chronometer39mm
Blastoise40mm
Power Reserve
Ref. 8315 Travel Chronometer42h
Blastoise40h
Water Resistance
Ref. 8315 Travel Chronometer200m
Blastoise200m
MSRP
Ref. 8315 Travel Chronometer$2,479
Blastoise$449
Full specifications
Case
4 specsCategory
GMT
Diver
Diameter
39mm
40mm
Thickness
12.3mm
12mm
Lug-to-Lug
46.5mm
49.5mm
Crystal & Dial
2 specsAR Coating
Yes
Inner
Dial Color
GMT - Enamel Black
Blastoise
Movement
3 specsCaliber
SOPROD C125 COSC
Seiko (SII) NH37
Power Reserve
42h
40h
Complications
GMT, COSC
None
Pricing
1 specsMSRP
$2,479
$449
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