Side by side
Hemel Sky Racer MechanicalvsLongines PRIMALUNA
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
23 of 29 specs differDiameter
Sky Racer Mechanical43mm
PRIMALUNA30mm
Power Reserve
Sky Racer Mechanical40h
PRIMALUNA40h
Water Resistance
Sky Racer Mechanical50m
PRIMALUNA30m
MSRP
Sky Racer Mechanical$550
PRIMALUNA$1,950
Full specifications
Case
9 specsCategory
Chronograph
Dress
Diameter
43mm
30mm
Thickness
14mm
8.3mm
Lug-to-Lug
49mm
37mm
Lug Width
20mm
7mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
—
Water Resistance
50m
30m
Caseback
Solid
Transparent case back with sapphire crystal
Crystal & Dial
6 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
—
AR Coating
Inner
Both sides
Dial Color
Black
Blue
Indices
Applied
Diamond indexes
Lume
None
Super-LumiNova
Movement
7 specsCaliber
Seagull ST19
L257.2
Type
Manual
Quartz
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date
Pricing
1 specsMSRP
$550
$1,950
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