Can anyone identify this frog insect piece?

[juhlmann]

I have this piece that was my uncles, it looks like two insects on a frog head, it is quite heavy. A jeweler tested it for gold and it tested at 10K. Does anyone know anything about this?

 

[Garnetgirl]

You may have more luck getting answers if you post your question in the
“ jewelry pieces” forum.

 

[Lookinagain]

You may have more luck getting answers if you post your question in the
“ jewelry pieces” forum.

Or in the Antique and Vintage forum, perhaps.