Side by side

Hemel HD24 AutomaticvsGrand Seiko SBGD228

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

HD24 Automatic
HemelHD24 Automatic
MSRP $300
SBGD228
Grand SeikoSBGD228
MSRP $273,000

At a glance

14 of 29 specs differ
Diameter
HD24 Automatic40mm
SBGD22844.5mm
Power Reserve
HD24 Automatic40h
SBGD228192h
Water Resistance
HD24 Automatic200m
SBGD228100m
MSRP
HD24 Automatic$300
SBGD228$273,000

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
40mm
44.5mm
Thickness
13mm
14.4mm
Lug-to-Lug
48mm
52mm
Lug Width
20mm
23mm
Material
316L Stainless Steel
Gold
Water Resistance
200m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH38A
9R01
Type
Automatic
Spring Drive
Power Reserve
40h
192h

Pricing

1 specs
MSRP
$300
$273,000

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