Side by side
Hemel HFC Mechanical ChronographvsSerket Watch Co Reef Mariana
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
Reef Mariana40mm
Power Reserve
HFC Mechanical Chronograph40h
Reef Mariana—
Water Resistance
HFC Mechanical Chronograph100m
Reef Mariana200m
MSRP
HFC Mechanical Chronograph$550
Reef Mariana$449
Full specifications
Case
5 specsCategory
Chronograph
—
Thickness
13.4mm
13.2mm
Lug-to-Lug
47mm
47.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
Dial Color
Airfoil (1970s British Pilot)
Orange
Lume
None
BGW9
Movement
3 specsCaliber
Seagull ST19
Seiko NH35
Type
Manual
Automatic
Power Reserve
40h
—
Pricing
1 specsMSRP
$550
$449
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