Side by side

Hamilton American Classic Intra-Matic AutovsSheffield GMT

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

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American Classic Intra-Matic Auto
HamiltonAmerican Classic Intra-Matic Auto
MSRP $1,275
GMT
SheffieldGMT
Buy from Hamilton ↗
Buy used on eBay ↗
Buy from Sheffield ↗
Buy used on eBay ↗

At a glance

8 of 29 specs differ
Diameter
American Classic Intra-Matic Auto40mm
GMT40mm
Power Reserve
American Classic Intra-Matic Auto80h
GMT—
Water Resistance
American Classic Intra-Matic Auto50m
GMT200m
MSRP
American Classic Intra-Matic Auto$1,275
GMT—

Full specifications

Case

4 specs
Category
Dress
GMT
Thickness
10.95mm
13mm
Lug-to-Lug
46mm
48mm
Water Resistance
50m
200m

Crystal & Dial

1 specs
Dial Color
White
Blue

Movement

2 specs
Caliber
H-10
Seiko NH34
Power Reserve
80h
—

Pricing

1 specs
MSRP
$1,275
—
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