Which is cheaper, the Gruppo Gamma Vanguard Steel Date or the Hamilton Khaki Aviation Air Race Auto?

At MSRP the Gruppo Gamma Vanguard Steel Date is the cheaper of the two at $790, against $845 for the Hamilton Khaki Aviation Air Race Auto — a $55 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Steel Date or the Hamilton Khaki Aviation Air Race Auto?

The Gruppo Gamma Vanguard Steel Date wears larger at 42mm versus 38mm for the Hamilton Khaki Aviation Air Race Auto — a 4mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Steel Date or the Hamilton Khaki Aviation Air Race Auto?

The Gruppo Gamma Vanguard Steel Date is rated to 100m versus 50m for the Hamilton Khaki Aviation Air Race Auto.

Which has a longer power reserve, the Gruppo Gamma Vanguard Steel Date or the Hamilton Khaki Aviation Air Race Auto?

The Hamilton Khaki Aviation Air Race Auto carries a 80-hour power reserve against 42 hours on the Gruppo Gamma Vanguard Steel Date.

What movement does the Gruppo Gamma Vanguard Steel Date run compared to the Hamilton Khaki Aviation Air Race Auto?

Both watches run automatic movements — the Gruppo Gamma Vanguard Steel Date uses the Miyota 9015 and the Hamilton Khaki Aviation Air Race Auto uses the H-10.

Side by side

Gruppo Gamma Vanguard Steel DatevsHamilton Khaki Aviation Air Race Auto

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

Gruppo Gamma Vanguard Steel Date

ag-11

MSRP $790

Hamilton Khaki Aviation Air Race Auto

h76235731

MSRP $845

At a glance

13 of 29 specs differ

Diameter

Vanguard Steel Date42mm

Khaki Aviation Air Race Auto38mm

Power Reserve

Vanguard Steel Date42h

Khaki Aviation Air Race Auto80h

Water Resistance

Vanguard Steel Date100m

Khaki Aviation Air Race Auto50m

MSRP

Vanguard Steel Date$790

Khaki Aviation Air Race Auto$845

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 9015

H-10

Power Reserve

42h

80h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$845

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