Side by side
Boldr PolarisvsSpinnaker Spence 300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Polaris38mm
Spence 30040mm
Power Reserve
Polaris40h
Spence 30040h
Water Resistance
Polaris200m
Spence 300300m
MSRP
Polaris$399
Spence 300$650
Full specifications
Case
6 specsCategory
Tool
Diver
Diameter
38mm
40mm
Thickness
12mm
11.5mm
Lug-to-Lug
44mm
48mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
300m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Blackout
Aquamarine
Lume
Super-LumiNova
None
Movement
1 specsCaliber
Seiko NH38A
SII NH35A
Pricing
1 specsMSRP
$399
$650
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