Side by side

Hemel HD24 AutomaticvsOrologi Calamai GMT Automatico

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

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HD24 Automatic
HemelHD24 Automatic
MSRP $300
GMT Automatico
Orologi CalamaiGMT Automatico
Buy from Hemel ↗
Buy used on eBay ↗
Buy from Orologi Calamai ↗
Buy used on eBay ↗

At a glance

11 of 29 specs differ
Diameter
HD24 Automatic40mm
GMT Automatico39mm
Power Reserve
HD24 Automatic40h
GMT Automatico50h
Water Resistance
HD24 Automatic200m
GMT Automatico50m
MSRP
HD24 Automatic$300
GMT Automatico—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
40mm
39mm
Thickness
13mm
10.5mm
Lug-to-Lug
48mm
47.5mm
Material
316L Stainless Steel
Unknown
Water Resistance
200m
50m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Gallant USAF Edition
Black

Movement

2 specs
Caliber
Seiko NH38A
Sellita SW330-2 Top
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$300
—
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