Baltic amber stone with fossil insect - large beetle larvae, probably flat bark beetle Silvanidae Brontinae and bark beetle Scolytinae.
It weighs 0.5 grams. Measurements of stone 15x8x5mm, length of insect body and head ~ 1mm, larvae ~ 4.7mm.
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.