Which is cheaper, the Aera Instruments D-1 or the Hamilton Khaki Field Expedition Auto?

At MSRP the Hamilton Khaki Field Expedition Auto is the cheaper of the two at $1,245, against $2,000 for the Aera Instruments D-1 — a $755 gap before any retailer discounting.

Which is bigger, the Aera Instruments D-1 or the Hamilton Khaki Field Expedition Auto?

The Aera Instruments D-1 wears larger at 44mm versus 37mm for the Hamilton Khaki Field Expedition Auto — a 7mm difference across the dial.

Which has better water resistance, the Aera Instruments D-1 or the Hamilton Khaki Field Expedition Auto?

The Aera Instruments D-1 is rated to 300m versus 100m for the Hamilton Khaki Field Expedition Auto.

Which has a longer power reserve, the Aera Instruments D-1 or the Hamilton Khaki Field Expedition Auto?

The Hamilton Khaki Field Expedition Auto carries a 80-hour power reserve against 41 hours on the Aera Instruments D-1.

What movement does the Aera Instruments D-1 run compared to the Hamilton Khaki Field Expedition Auto?

Both watches run automatic movements — the Aera Instruments D-1 uses the Sellita SW200-1 and the Hamilton Khaki Field Expedition Auto uses the Hamilton H-10.

Aera Instruments D-1vsHamilton Khaki Field Expedition Auto

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