Side by side
Olech & Wajs Watches SELECTRON CALCULATORvsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
SELECTRON CALCULATOR40mm
Prospex Sea41mm
Power Reserve
SELECTRON CALCULATOR40h
Prospex Sea70h
Water Resistance
SELECTRON CALCULATOR200m
Prospex Sea200m
MSRP
SELECTRON CALCULATOR—
Prospex Sea$900
Full specifications
Case
4 specsCategory
—
Diver
Diameter
40mm
41mm
Thickness
12mm
12.3mm
Lug-to-Lug
46mm
46.9mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
—
6R35
Type
Manual
Automatic
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
—
$900
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