Side by side
Hemel HFC Mechanical ChronographvsGrand Seiko SLGB023
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
HFC Mechanical Chronograph40mm
SLGB02340.8mm
Power Reserve
HFC Mechanical Chronograph40h
SLGB02372h
Water Resistance
HFC Mechanical Chronograph100m
SLGB023300m
MSRP
HFC Mechanical Chronograph$550
SLGB023$12,400
Full specifications
Case
7 specsCategory
Chronograph
Diver
Diameter
40mm
40.8mm
Thickness
13.4mm
12.9mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
21mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
300m
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
Airfoil (1970s British Pilot)
Black
Movement
3 specsCaliber
Seagull ST19
9RB1
Type
Manual
Spring Drive
Power Reserve
40h
72h
Pricing
1 specsMSRP
$550
$12,400
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