Which is cheaper, the Gruppo Gamma Vanguard Steel Date or the Seiko Presage Sharp Edged Series?

At MSRP the Gruppo Gamma Vanguard Steel Date is the cheaper of the two at $790, against $1,100 for the Seiko Presage Sharp Edged Series — a $310 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Steel Date or the Seiko Presage Sharp Edged Series?

The Gruppo Gamma Vanguard Steel Date wears larger at 42mm versus 40.2mm for the Seiko Presage Sharp Edged Series — a 1.8mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Steel Date or the Seiko Presage Sharp Edged Series?

The Gruppo Gamma Vanguard Steel Date is rated to 100m versus 10m for the Seiko Presage Sharp Edged Series.

Which has a longer power reserve, the Gruppo Gamma Vanguard Steel Date or the Seiko Presage Sharp Edged Series?

The Seiko Presage Sharp Edged Series carries a 45-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 Seiko Presage Sharp Edged Series?

Both watches run automatic movements — the Gruppo Gamma Vanguard Steel Date uses the Miyota 9015 and the Seiko Presage Sharp Edged Series uses the 6R21.

Side by side

Gruppo Gamma Vanguard Steel DatevsSeiko Presage Sharp Edged Series

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

Seiko Presage Sharp Edged Series

spb307j1

MSRP $1,100

At a glance

13 of 29 specs differ

Diameter

Vanguard Steel Date42mm

Presage Sharp Edged Series40.2mm

Power Reserve

Vanguard Steel Date42h

Presage Sharp Edged Series45h

Water Resistance

Vanguard Steel Date100m

Presage Sharp Edged Series100m

MSRP

Vanguard Steel Date$790

Presage Sharp Edged Series$1,100

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Yes

Anti-reflective coating on inner surface

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Miyota 9015

6R21

Power Reserve

42h

45h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$790

$1,100

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