Side by side

Hemel HD24 AutomaticvsSeestern S446 GMT

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

HD24 Automatic
HemelHD24 Automatic
MSRP $300
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

13 of 29 specs differ
Diameter
HD24 Automatic40mm
S446 GMT39.5mm
Power Reserve
HD24 Automatic40h
S446 GMT41hh
Water Resistance
HD24 Automatic200m
S446 GMT100m
MSRP
HD24 Automatic$300
S446 GMT$299

Full specifications

Case

4 specs
Category
Diver
GMT
Diameter
40mm
39.5mm
Lug-to-Lug
48mm
47mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
Domed
Dial Color
Gallant USAF Edition
Cream

Movement

5 specs
Caliber
Seiko NH38A
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41hh
Jewels
25
24
Complications
None
GMT, Date

Pricing

1 specs
MSRP
$300
$299

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