Baltic amber stone with fossil inclusion - great looking huntsman spider Heteropodidae Sosybius with springtail between legs, probably it is prey.
It weighs 4.4 grams. Measurements of stone 37x20x8mm, length of spider body ~ 2.5mm.
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.