Which is cheaper, the Gruppo Gamma Vanguard Weathered Date or the Yema Skin Diver Slim CMM.20?

At MSRP the Gruppo Gamma Vanguard Weathered Date is the cheaper of the two at $790, against $2,117 for the Yema Skin Diver Slim CMM.20 — a $1,327 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Weathered Date or the Yema Skin Diver Slim CMM.20?

The Yema Skin Diver Slim CMM.20 wears larger at 47mm versus 42mm for the Gruppo Gamma Vanguard Weathered Date — a 5mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Weathered Date or the Yema Skin Diver Slim CMM.20?

The Yema Skin Diver Slim CMM.20 is rated to 200m versus 100m for the Gruppo Gamma Vanguard Weathered Date.

Which has a longer power reserve, the Gruppo Gamma Vanguard Weathered Date or the Yema Skin Diver Slim CMM.20?

The Gruppo Gamma Vanguard Weathered Date carries a 42-hour power reserve against 40 hours on the Yema Skin Diver Slim CMM.20.

What movement does the Gruppo Gamma Vanguard Weathered Date run compared to the Yema Skin Diver Slim CMM.20?

Both watches run automatic movements — the Gruppo Gamma Vanguard Weathered Date uses the Miyota 9015 and the Yema Skin Diver Slim CMM.20 uses the Yema CMM.20.

Side by side

Gruppo Gamma Vanguard Weathered DatevsYema Skin Diver Slim CMM.20

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

Yema Skin Diver Slim CMM.20

yema-skin-diver-slim-cmm-20-limited-edition-12-24-99-sn-m3

MSRP $2,117

At a glance

16 of 29 specs differ

Diameter

Vanguard Weathered Date42mm

Skin Diver Slim CMM.2047mm

Power Reserve

Vanguard Weathered Date42h

Skin Diver Slim CMM.2040h

Water Resistance

Vanguard Weathered Date100m

Skin Diver Slim CMM.20200m

MSRP

Vanguard Weathered Date$790

Skin Diver Slim CMM.20$2,117

Full specifications

Case

8 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Steel

Lume

Super-LumiNova

None

Movement

3 specs

Caliber

Miyota 9015

Yema CMM.20

Power Reserve

42h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$2,117

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