Which is cheaper, the Hamilton American Classic Intra-Matic Auto or the Sheffield 1A 38?

At MSRP the Sheffield 1A 38 is the cheaper of the two at $238, against $1,275 for the Hamilton American Classic Intra-Matic Auto — a $1,037 gap before any retailer discounting.

Which is bigger, the Hamilton American Classic Intra-Matic Auto or the Sheffield 1A 38?

The Hamilton American Classic Intra-Matic Auto wears larger at 40mm versus 38mm for the Sheffield 1A 38 — a 2mm difference across the dial.

Which has better water resistance, the Hamilton American Classic Intra-Matic Auto or the Sheffield 1A 38?

The Sheffield 1A 38 is rated to 200m versus 50m for the Hamilton American Classic Intra-Matic Auto.

What movement does the Hamilton American Classic Intra-Matic Auto run compared to the Sheffield 1A 38?

Both watches run automatic movements — the Hamilton American Classic Intra-Matic Auto uses the H-10 and the Sheffield 1A 38 uses the Seiko NH35.

Side by side

Hamilton American Classic Intra-Matic AutovsSheffield 1A 38

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

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Hamilton American Classic Intra-Matic Auto

h38425120

MSRP $1,275

Sheffield 1A 38

1a-38-blue

MSRP $238

At a glance

8 of 29 specs differ

Diameter

American Classic Intra-Matic Auto40mm

1A 3838mm

Power Reserve

American Classic Intra-Matic Auto80h

1A 38—

Water Resistance

American Classic Intra-Matic Auto50m

1A 38200m

MSRP

American Classic Intra-Matic Auto$1,275

1A 38$238

Full specifications

Case

4 specs

Crystal & Dial

1 specs

Dial Color

White

Blue

Movement

2 specs

Caliber

H-10

Seiko NH35

Power Reserve

80h

—

Pricing

1 specs

MSRP

$1,275

$238

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Hamilton American Classic Intra-Matic AutovsSheffield 1A 38

At a glance

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