Side by side
Aera Instruments C-1vsHemel Sky Racer Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
C-142mm
Sky Racer Automatic43mm
Power Reserve
C-156h
Sky Racer Automatic40h
Water Resistance
C-1100m
Sky Racer Automatic50m
MSRP
C-1$2,200
Sky Racer Automatic$700
Full specifications
Case
7 specsCategory
—
Chronograph
Diameter
42mm
43mm
Thickness
15.75mm
16mm
Lug-to-Lug
49.55mm
49mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m
Crystal & Dial
2 specsCrystal
Sapphire
Domed Sapphire
Dial Color
Cloud
Panda
Movement
3 specsCaliber
SW510 BH B
SL4617
Power Reserve
56h
40h
Jewels
27
25
Pricing
1 specsMSRP
$2,200
$700
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