Side by side
Hemel HFC Mechanical ChronographvsSmiths PRECISTA PRS-45 AEROTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
HFC Mechanical Chronograph40mm
PRECISTA PRS-45 AEROTIMER42mm
Power Reserve
HFC Mechanical Chronograph40h
PRECISTA PRS-45 AEROTIMER—
Water Resistance
HFC Mechanical Chronograph100m
PRECISTA PRS-45 AEROTIMER100m
MSRP
HFC Mechanical Chronograph$550
PRECISTA PRS-45 AEROTIMER—
Full specifications
Case
5 specsCategory
Chronograph
—
Diameter
40mm
42mm
Thickness
13.4mm
13mm
Lug-to-Lug
47mm
50mm
Material
316L Stainless Steel
Stainless Steel
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
Dial Color
Airfoil (1970s British Pilot)
—
Lume
None
SuperLuminova
Movement
3 specsCaliber
Seagull ST19
Seiko VK64
Type
Manual
Quartz
Power Reserve
40h
—
Pricing
1 specsMSRP
$550
—
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