Baltic amber stone with fossil inclusion - cobweb waever spider Theridiidae, Clya.
It weighs 0.2 grams. Measurements of stone 12x10x3mm, length of spider body ~ 2mm, max ~ 3.5mm.
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.