mc5 - King AVMA the III

Is it a hat?

Metallic?

St Edwards Crown?

Hot on the track

[SM] Not a hat.
[R] Metallic, mainly.
[B] Not St Edwards Crown (not a hat).

Does it begin with P?

:)

[T] It does not begin with a P.

Is it Auric Goldfinger's Rolls Royce?

[SM] Not a gold Rolls Royce.

Does it have 8 horsepower?

[SM] It has exactly 8 horsepower less than that figure.

Does it involve the metal gold?

[RtG] Yes! It involves gold.

Ornamental?

Is it a personal ornament?

consults Mycroft...

The least not unmisleading verdicts are:
[R] Yes, ornamental.
[S] Yes, personally ornamental.

A gold tooth?

[SM] Not a gold tooth.

Is it an item of regalia?

An ear-ring?

Not an ear-ring aid