Baltic amber stone with fossil insect - large rare bark-gnawing beetle larvae Trogossitidae, Trogossitinae.
It weighs 2.2 grams. Measurements of stone 33x15x5mm, length of larvae ~ 6.8mm.
I can send digital high resolution picture by e-mail for personal (not commercial) use. Contact me concerning it.
If you which stone can be made into pendant for free. Please check if stone measurements are suitable for you.