Side by side
Hemel Sky Racer AutomaticvsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Sky Racer Automatic43mm
Prospex SPEEDTIMER41.4mm
Power Reserve
Sky Racer Automatic—
Prospex SPEEDTIMER—
Water Resistance
Sky Racer Automatic50m
Prospex SPEEDTIMER100m
MSRP
Sky Racer Automatic$700
Prospex SPEEDTIMER$750
Full specifications
Case
6 specsDiameter
43mm
41.4mm
Thickness
16mm
13mm
Lug-to-Lug
49mm
45.9mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m
Crystal & Dial
5 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
Panda
—
Lume
None
LumiBrite on hands and index(es)
Movement
2 specsCaliber
SL4617
V192
Type
Automatic
Quartz
Pricing
1 specsMSRP
$700
$750
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