Infant of Prague

In good condition
elaborate lace and gold colored cape
marking reads Columbia Statuary, Inc.
marking on base has the copyright symbol 1966
Ebay prices for Infants of Prague range from
about $60-$700.

How much is this Infant of Prague worth?
Is this a rare statue?
Are there jewels or rubies on the crown?

I'm told this is a statue not a doll. There is no statue category. I placed
the Infant of Prague in the doll category because there isn't a closer
option.