Side by side
Boldr BlastoisevsOblvlo FM SL Day-Date Square
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Blastoise40mm
FM SL Day-Date Square39mm
Power Reserve
Blastoise40h
FM SL Day-Date Square42h
Water Resistance
Blastoise200m
FM SL Day-Date Square50m
MSRP
Blastoise$449
FM SL Day-Date Square$158
Full specifications
Case
6 specsCategory
Diver
Dress
Diameter
40mm
39mm
Thickness
12mm
11mm
Lug-to-Lug
49.5mm
46mm
Lug Width
20mm
21mm
Water Resistance
200m
50m
Crystal & Dial
2 specsDial Color
Blastoise
Black
Lume
Super-LumiNova
None
Movement
3 specsCaliber
Seiko (SII) NH37
Miyota 8215
Power Reserve
40h
42h
Jewels
25
21
Pricing
1 specsMSRP
$449
$158
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