Side by side

Hemel HD24 AutomaticvsGrand Seiko SBGE307

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

HD24 Automatic
HemelHD24 Automatic
MSRP $300
SBGE307
Grand SeikoSBGE307
MSRP $11,500

At a glance

13 of 29 specs differ
Diameter
HD24 Automatic40mm
SBGE30744.5mm
Power Reserve
HD24 Automatic40h
SBGE30772h
Water Resistance
HD24 Automatic200m
SBGE307200m
MSRP
HD24 Automatic$300
SBGE307$11,500

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
40mm
44.5mm
Thickness
13mm
14.9mm
Lug-to-Lug
48mm
50mm
Lug Width
20mm
23mm
Material
316L Stainless Steel
Titanium

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
Gallant USAF Edition
Black

Movement

3 specs
Caliber
Seiko NH38A
9R66
Type
Automatic
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$300
$11,500

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