Side by side
Hemel HFC Mechanical ChronographvsOblvlo JM Rotor
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
HFC Mechanical Chronograph40mm
JM Rotor42mm
Power Reserve
HFC Mechanical Chronograph40h
JM Rotor42h
Water Resistance
HFC Mechanical Chronograph100m
JM Rotor50m
MSRP
HFC Mechanical Chronograph$550
JM Rotor$299
Full specifications
Case
6 specsCategory
Chronograph
Sport
Diameter
40mm
42mm
Thickness
13.4mm
13mm
Lug-to-Lug
47mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
50m
Crystal & Dial
2 specsCrystal
Domed Sapphire
Sapphire
Dial Color
Airfoil (1970s British Pilot)
Black
Movement
4 specsCaliber
Seagull ST19
Miyota 8215
Type
Manual
Automatic
Power Reserve
40h
42h
Jewels
25
21
Pricing
1 specsMSRP
$550
$299
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