Baltic amber stone with fossil inclusion - extremely rare aquatic caddisfly larva Trichoptera.
It weighs 0.3 grams. Measurements of stone 13x6x6mm, length of larva ~ 5mm curled.
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.