Side by side
Isotope Old Radium Bronze PilotvsSeiko Alpinist
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
14 of 29 specs differDiameter
Old Radium Bronze Pilot40mm
Alpinist39.5mm
Power Reserve
Old Radium Bronze Pilot40h
Alpinist70h
Water Resistance
Old Radium Bronze Pilot100m
Alpinist200m
MSRP
Old Radium Bronze Pilot$1,096
Alpinist$750
Full specifications
Case
7 specsCategory
—
Field
Diameter
40mm
39.5mm
Thickness
10.1mm
13.2mm
Lug-to-Lug
0mm
46.4mm
Lug Width
0mm
20mm
Material
Bronze
Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
3 specsAR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
—
Seiko 6R35
Power Reserve
40h
70h
Jewels
0
24
Pricing
1 specsMSRP
$1,096
$750
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