Which is cheaper, the Gruppo Gamma Vanguard Steel Date or the Hamilton Jazzmaster Thinline Auto?

At MSRP the Gruppo Gamma Vanguard Steel Date is the cheaper of the two at $790, against $1,145 for the Hamilton Jazzmaster Thinline Auto — a $355 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Steel Date or the Hamilton Jazzmaster Thinline Auto?

The Gruppo Gamma Vanguard Steel Date wears larger at 42mm versus 40mm for the Hamilton Jazzmaster Thinline Auto — a 2mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Steel Date or the Hamilton Jazzmaster Thinline Auto?

The Gruppo Gamma Vanguard Steel Date is rated to 100m versus 50m for the Hamilton Jazzmaster Thinline Auto.

Which has a longer power reserve, the Gruppo Gamma Vanguard Steel Date or the Hamilton Jazzmaster Thinline Auto?

The Hamilton Jazzmaster Thinline Auto carries a 42-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 Jazzmaster Thinline Auto?

Both watches run automatic movements — the Gruppo Gamma Vanguard Steel Date uses the Miyota 9015 and the Hamilton Jazzmaster Thinline Auto uses the 2892-A2.

Side by side

Gruppo Gamma Vanguard Steel DatevsHamilton Jazzmaster Thinline 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 Jazzmaster Thinline Auto

h38525121

MSRP $1,145

At a glance

13 of 29 specs differ

Diameter

Vanguard Steel Date42mm

Jazzmaster Thinline Auto40mm

Power Reserve

Vanguard Steel Date42h

Jazzmaster Thinline Auto42h

Water Resistance

Vanguard Steel Date100m

Jazzmaster Thinline Auto50m

MSRP

Vanguard Steel Date$790

Jazzmaster Thinline Auto$1,145

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Beige

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 9015

2892-A2

Power Reserve

42h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$1,145

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