Side by side
Alexander Shorokhoff Happy SecondvsSeiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Happy Second42mm
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm
Power Reserve
Happy Second44h
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h
Water Resistance
Happy Second50m
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m
MSRP
Happy Second$2,772
Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition$1,150
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
42mm
39.5mm
Thickness
10.3mm
12mm
Lug-to-Lug
20mm
44.5mm
Water Resistance
50m
200m
Crystal & Dial
4 specsCrystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
ETA 2894-2
Seiko 6R55
Power Reserve
44h
72h
Jewels
0
24
Pricing
1 specsMSRP
$2,772
$1,150
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