Side by side
Hemel HD24 AutomaticvsGrand Seiko SBGC253
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
HD24 Automatic40mm
SBGC25344.5mm
Power Reserve
HD24 Automatic40h
SBGC25372h
Water Resistance
HD24 Automatic200m
SBGC253200m
MSRP
HD24 Automatic$300
SBGC253$13,200
Full specifications
Case
6 specsCategory
Diver
Chronograph
Diameter
40mm
44.5mm
Thickness
13mm
16.8mm
Lug-to-Lug
48mm
50mm
Lug Width
20mm
23mm
Material
316L Stainless Steel
Titanium
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
Gallant USAF Edition
Black
Movement
3 specsCaliber
Seiko NH38A
9R86
Type
Automatic
Spring Drive
Power Reserve
40h
72h
Pricing
1 specsMSRP
$300
$13,200
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