a tarnished arrowhead

This tarnished silver arrowhead has lost all the shine and sharpness it once
must have possessed. Nearly three inches in length, with an extremely narrow
and jagged width, it is rather useless, bearing only a hole at its base where
the shaft of the arrow would be attached.

It is a tarnished arrowhead.
It weighs about an ounce.

You identify a tarnished arrowhead.
It weighs one ounce, and it is worth about one celeb.
Its keywords are arrowhead, arrow, and head.