Side by side
Boldr BlastoisevsMarathon TSAR (Tritium Search & Rescue) Diver's Quartz
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Blastoise40mm
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
Power Reserve
Blastoise40h
TSAR (Tritium Search & Rescue) Diver's Quartz40h
Water Resistance
Blastoise200m
TSAR (Tritium Search & Rescue) Diver's Quartz300m
MSRP
Blastoise$449
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550
Full specifications
Case
5 specsDiameter
40mm
46mm
Thickness
12mm
14mm
Lug-to-Lug
49.5mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
2 specsDial Color
Blastoise
Black
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Seiko (SII) NH37
Swiss High-Torque Quartz
Type
Automatic
Quartz
Pricing
1 specsMSRP
$449
$1,550
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