Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Seestern S446 GMT?

At MSRP the Seestern S446 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 is bigger, the Gruppo Gamma Vanguard Weathered Date or the Seestern S446 GMT?

The Gruppo Gamma Vanguard Weathered Date wears larger at 42mm versus 39.5mm for the Seestern S446 GMT — a 2.5mm difference across the dial.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Seestern S446 GMT?

The Gruppo Gamma Vanguard Weathered Date carries a 42-hour power reserve against 41h hours on the Seestern S446 GMT.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Seestern S446 GMT?

The Gruppo Gamma Vanguard Weathered Date runs a automatic caliber (Miyota 9015), while the Seestern S446 GMT runs a automatic gmt (Seiko NH34A GMT).

Side by side

Gruppo Gamma Vanguard Weathered DatevsSeestern S446 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

Seestern S446 GMT

S446.BS

MSRP $299

At a glance

17 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

S446 GMT39.5mm

Power Reserve

Vanguard Weathered Date42h

S446 GMT41hh

Water Resistance

Vanguard Weathered Date100m

S446 GMT100m

MSRP

Vanguard Weathered Date$790

S446 GMT$299

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Domed

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Cream

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

Miyota 9015

Seiko NH34A GMT

Beat Rate

28,800 vph

3 vph

Power Reserve

42h

41hh

Jewels

Complications

Date

GMT, Date

Pricing

1 specs

MSRP

$790

$299

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