Which is cheaper, the Smiths Armstrong Siddeley or the Yema Wristmaster Slim Small Seconds CMM.29?

At MSRP the Smiths Armstrong Siddeley is the cheaper of the two at $980, against $2,249 for the Yema Wristmaster Slim Small Seconds CMM.29 — a $1,269 gap before any retailer discounting.

Which is bigger, the Smiths Armstrong Siddeley or the Yema Wristmaster Slim Small Seconds CMM.29?

The Smiths Armstrong Siddeley wears larger at 42mm versus 39mm for the Yema Wristmaster Slim Small Seconds CMM.29 — a 3mm difference across the dial.

What movement does the Smiths Armstrong Siddeley run compared to the Yema Wristmaster Slim Small Seconds CMM.29?

The Smiths Armstrong Siddeley runs a manual caliber (Unitas 6498), while the Yema Wristmaster Slim Small Seconds CMM.29 runs a automatic (Yema CMM.29).

Side by side

Smiths Armstrong SiddeleyvsYema Wristmaster Slim Small Seconds CMM.29

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Smiths Armstrong Siddeley

armstrong-siddeley-ltd-edition-prs-41

MSRP $980

Yema Wristmaster Slim Small Seconds CMM.29

yema-wristmaster-slim-cmm-29-76-26-29-05-sn-m

MSRP $2,249

At a glance

10 of 29 specs differ

Diameter

Armstrong Siddeley42mm

Wristmaster Slim Small Seconds CMM.2939mm

Power Reserve

Armstrong Siddeley—

Wristmaster Slim Small Seconds CMM.2940h

Water Resistance

Armstrong Siddeley100m

Wristmaster Slim Small Seconds CMM.29100m

MSRP

Armstrong Siddeley$980

Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

5 specs

Crystal & Dial

1 specs

Dial Color

Cream

Black

Movement

3 specs

Caliber

Unitas 6498

Yema CMM.29

Type

Manual

Automatic

Power Reserve

—

40h

Pricing

1 specs

MSRP

$980

$2,249

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Smiths Armstrong SiddeleyvsYema Wristmaster Slim Small Seconds CMM.29

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