Which is cheaper, the Hamilton Khaki Navy Scuba Auto or the Hemel Sky Racer Mechanical?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $975 for the Hamilton Khaki Navy Scuba Auto — a $425 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Navy Scuba Auto or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 40mm for the Hamilton Khaki Navy Scuba Auto — a 3mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Navy Scuba Auto or the Hemel Sky Racer Mechanical?

The Hamilton Khaki Navy Scuba Auto is rated to 100m versus 50m for the Hemel Sky Racer Mechanical.

Which has a longer power reserve, the Hamilton Khaki Navy Scuba Auto or the Hemel Sky Racer Mechanical?

The Hamilton Khaki Navy Scuba Auto carries a 80-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hamilton Khaki Navy Scuba Auto run compared to the Hemel Sky Racer Mechanical?

The Hamilton Khaki Navy Scuba Auto runs a automatic caliber (H-10), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Hamilton Khaki Navy Scuba AutovsHemel Sky Racer Mechanical

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

Hamilton Khaki Navy Scuba Auto

h82315131

MSRP $975

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

11 of 29 specs differ

Diameter

Khaki Navy Scuba Auto40mm

Sky Racer Mechanical43mm

Power Reserve

Khaki Navy Scuba Auto80h

Sky Racer Mechanical40h

Water Resistance

Khaki Navy Scuba Auto100m

Sky Racer Mechanical50m

MSRP

Khaki Navy Scuba Auto$975

Sky Racer Mechanical$550

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Crystal

Sapphire

Domed Sapphire

Movement

3 specs

Caliber

H-10

Seagull ST19

Type

Automatic

Manual

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$975

$550

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