Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Spinnaker Bradner GMT?

At MSRP the Spinnaker Bradner GMT is the cheaper of the two at $299, against $790 for the Gruppo Gamma Vanguard Weathered Date — a $491 gap before any retailer discounting.

Which has better water resistance, the Gruppo Gamma Vanguard Weathered Date or the Spinnaker Bradner GMT?

The Spinnaker Bradner GMT is rated to 180m versus 100m for the Gruppo Gamma Vanguard Weathered Date.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Spinnaker Bradner GMT?

The Gruppo Gamma Vanguard Weathered Date carries a 42-hour power reserve against 40 hours on the Spinnaker Bradner GMT.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Spinnaker Bradner GMT?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Spinnaker Bradner GMT uses the Seiko NH34A.

Side by side

Gruppo Gamma Vanguard Weathered DatevsSpinnaker Bradner GMT

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

Spinnaker Bradner GMT

bradner-gmt-automatic-abbott-brown-sp-5121-22

MSRP $299

At a glance

13 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

Bradner GMT42mm

Power Reserve

Vanguard Weathered Date42h

Bradner GMT40h

Water Resistance

Vanguard Weathered Date100m

Bradner GMT180m

MSRP

Vanguard Weathered Date$790

Bradner GMT$299

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Brown

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 9015

Seiko NH34A

Power Reserve

42h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$299

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