Which is cheaper, the Hamilton Khaki Aviation X-Wind Day Date Auto or the Praesidus Neptune 44?

At MSRP the Praesidus Neptune 44 is the cheaper of the two at $550, against $1,375 for the Hamilton Khaki Aviation X-Wind Day Date Auto — a $825 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Aviation X-Wind Day Date Auto or the Praesidus Neptune 44?

The Hamilton Khaki Aviation X-Wind Day Date Auto wears larger at 45mm versus 44mm for the Praesidus Neptune 44 — a 1mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Aviation X-Wind Day Date Auto or the Praesidus Neptune 44?

The Praesidus Neptune 44 is rated to 200m versus 100m for the Hamilton Khaki Aviation X-Wind Day Date Auto.

Which has a longer power reserve, the Hamilton Khaki Aviation X-Wind Day Date Auto or the Praesidus Neptune 44?

The Hamilton Khaki Aviation X-Wind Day Date Auto carries a 80-hour power reserve against 40 hours on the Praesidus Neptune 44.

What movement does the Hamilton Khaki Aviation X-Wind Day Date Auto run compared to the Praesidus Neptune 44?

Both watches run automatic movements — the Hamilton Khaki Aviation X-Wind Day Date Auto uses the H-30 and the Praesidus Neptune 44 uses the Miyota 9039.

Side by side

Hamilton Khaki Aviation X-Wind Day Date AutovsPraesidus Neptune 44

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

Hamilton Khaki Aviation X-Wind Day Date Auto

h77735560

MSRP $1,375

Praesidus Neptune 44

neptune-44-brown

MSRP $550

At a glance

11 of 29 specs differ

Diameter

Khaki Aviation X-Wind Day Date Auto45mm

Neptune 4444mm

Power Reserve

Khaki Aviation X-Wind Day Date Auto80h

Neptune 4440h

Water Resistance

Khaki Aviation X-Wind Day Date Auto100m

Neptune 44200m

MSRP

Khaki Aviation X-Wind Day Date Auto$1,375

Neptune 44$550

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Green

Patina

Movement

2 specs

Caliber

H-30

Miyota 9039

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$1,375

$550

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