Which is cheaper, the Hamilton Khaki Aviation Day Date Auto or the Praesidus Seiko Nh35?

At MSRP the Praesidus Seiko Nh35 is the cheaper of the two at $600, against $1,125 for the Hamilton Khaki Aviation Day Date Auto — a $525 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Aviation Day Date Auto or the Praesidus Seiko Nh35?

The Hamilton Khaki Aviation Day Date Auto wears larger at 42mm versus 36mm for the Praesidus Seiko Nh35 — a 6mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Aviation Day Date Auto or the Praesidus Seiko Nh35?

The Hamilton Khaki Aviation Day Date Auto is rated to 100m versus 50m for the Praesidus Seiko Nh35.

Which has a longer power reserve, the Hamilton Khaki Aviation Day Date Auto or the Praesidus Seiko Nh35?

The Hamilton Khaki Aviation Day Date Auto carries a 80-hour power reserve against 40 hours on the Praesidus Seiko Nh35.

Side by side

Hamilton Khaki Aviation Day Date AutovsPraesidus Seiko Nh35

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

Hamilton Khaki Aviation Day Date Auto

h64645131

MSRP $1,125

Praesidus Seiko Nh35

PBA-PDL-BOX4

MSRP $600

At a glance

10 of 29 specs differ

Diameter

Khaki Aviation Day Date Auto42mm

Seiko Nh3536mm

Power Reserve

Khaki Aviation Day Date Auto80h

Seiko Nh3540h

Water Resistance

Khaki Aviation Day Date Auto100m

Seiko Nh3550m

MSRP

Khaki Aviation Day Date Auto$1,125

Seiko Nh35$600

Full specifications

Case

6 specs

Diameter

42mm

36mm

Thickness

12.15mm

—

Lug-to-Lug

46mm

—

Lug Width

20mm

16mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

100m

50m

Crystal & Dial

1 specs

Dial Color

Black

Seiko NH35

Movement

2 specs

Caliber

H-40

—

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$1,125

$600

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