Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Seiko 5 Sports SKX series?

At MSRP the Seiko 5 Sports SKX series is the cheaper of the two at $495, against $790 for the Gruppo Gamma Vanguard Weathered Date — a $295 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Weathered Date or the Seiko 5 Sports SKX series?

The Seiko 5 Sports SKX series wears larger at 42.5mm versus 42mm for the Gruppo Gamma Vanguard Weathered Date — a 0.5mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Weathered Date or the Seiko 5 Sports SKX series?

The Gruppo Gamma Vanguard Weathered Date is rated to 100m versus 10m for the Seiko 5 Sports SKX series.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Seiko 5 Sports SKX series?

The Gruppo Gamma Vanguard Weathered Date carries a 42-hour power reserve against 41 hours on the Seiko 5 Sports SKX series.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Seiko 5 Sports SKX series?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Seiko 5 Sports SKX series uses the 4R34.

Side by side

Gruppo Gamma Vanguard Weathered DatevsSeiko 5 Sports SKX series

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

Seiko 5 Sports SKX series

ssk001

MSRP $495

At a glance

14 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

5 Sports SKX series42.5mm

Power Reserve

Vanguard Weathered Date42h

5 Sports SKX series41h

Water Resistance

Vanguard Weathered Date100m

5 Sports SKX series100m

MSRP

Vanguard Weathered Date$790

5 Sports SKX series$495

Full specifications

Case

5 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Hardlex

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Miyota 9015

4R34

Power Reserve

42h

41h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$790

$495

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