Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Grand Seiko SLGH017?

At MSRP the Gruppo Gamma Vanguard Weathered Date is the cheaper of the two at $790, against $10,500 for the Grand Seiko SLGH017 — a $9,710 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Weathered Date or the Grand Seiko SLGH017?

The Gruppo Gamma Vanguard Weathered Date wears larger at 42mm versus 40mm for the Grand Seiko SLGH017 — a 2mm difference across the dial.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Grand Seiko SLGH017?

The Grand Seiko SLGH017 carries a 80-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 Grand Seiko SLGH017?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Grand Seiko SLGH017 uses the 9SA5.

Side by side

Gruppo Gamma Vanguard Weathered DatevsGrand Seiko SLGH017

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

Grand Seiko SLGH017

slgh017g

MSRP $10,500

At a glance

12 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

SLGH01740mm

Power Reserve

Vanguard Weathered Date42h

SLGH01780h

Water Resistance

Vanguard Weathered Date100m

SLGH017100m

MSRP

Vanguard Weathered Date$790

SLGH017$10,500

Full specifications

Case

6 specs

Crystal & Dial

2 specs

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 9015

9SA5

Power Reserve

42h

80h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$10,500

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