Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Seiko King Seiko KSK?

At MSRP the Gruppo Gamma Vanguard Weathered Date is the cheaper of the two at $790, against $2,000 for the Seiko King Seiko KSK — a $1,210 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Weathered Date or the Seiko King Seiko KSK?

The Gruppo Gamma Vanguard Weathered Date wears larger at 42mm versus 38.3mm for the Seiko King Seiko KSK — a 3.7mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Weathered Date or the Seiko King Seiko KSK?

The Gruppo Gamma Vanguard Weathered Date is rated to 100m versus 10m for the Seiko King Seiko KSK.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Seiko King Seiko KSK?

The Seiko King Seiko KSK carries a 72-hour power reserve against 42 hours on the Gruppo Gamma Vanguard Weathered Date.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Seiko King Seiko KSK?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Seiko King Seiko KSK uses the 6R55.

Side by side

Gruppo Gamma Vanguard Weathered DatevsSeiko King Seiko KSK

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 King Seiko KSK

spb387j1

MSRP $2,000

At a glance

15 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

King Seiko KSK38.3mm

Power Reserve

Vanguard Weathered Date42h

King Seiko KSK72h

Water Resistance

Vanguard Weathered Date100m

King Seiko KSK100m

MSRP

Vanguard Weathered Date$790

King Seiko KSK$2,000

Full specifications

Case

6 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Box

AR Coating

Yes

Anti-reflective coating on inner surface

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

LumiBrite on Hands

Movement

4 specs

Caliber

Miyota 9015

6R55

Power Reserve

42h

72h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$790

$2,000

Follow this matchup

Get a note when Gruppo Gamma Vanguard Weathered Date vs Seiko King Seiko KSK gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring