Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Hamilton Jazzmaster Power Reserve Auto?

At MSRP the Gruppo Gamma Vanguard Weathered Date is the cheaper of the two at $790, against $1,425 for the Hamilton Jazzmaster Power Reserve Auto — a $635 gap before any retailer discounting.

Which has better water resistance, the Gruppo Gamma Vanguard Weathered Date or the Hamilton Jazzmaster Power Reserve Auto?

The Gruppo Gamma Vanguard Weathered Date is rated to 100m versus 50m for the Hamilton Jazzmaster Power Reserve Auto.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Hamilton Jazzmaster Power Reserve Auto?

The Gruppo Gamma Vanguard Weathered Date carries a 42-hour power reserve against 40 hours on the Hamilton Jazzmaster Power Reserve Auto.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Hamilton Jazzmaster Power Reserve Auto?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Hamilton Jazzmaster Power Reserve Auto uses the H-13.

Side by side

Gruppo Gamma Vanguard Weathered DatevsHamilton Jazzmaster Power Reserve Auto

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

Gruppo Gamma Vanguard Weathered Date

av-11

MSRP $790

Hamilton Jazzmaster Power Reserve Auto

h32635131

MSRP $1,425

At a glance

12 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

Jazzmaster Power Reserve Auto42mm

Power Reserve

Vanguard Weathered Date42h

Jazzmaster Power Reserve Auto40h

Water Resistance

Vanguard Weathered Date100m

Jazzmaster Power Reserve Auto50m

MSRP

Vanguard Weathered Date$790

Jazzmaster Power Reserve Auto$1,425

Full specifications

Case

5 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-13

Power Reserve

42h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$1,425

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