Baltic amber stone with fossil inclusion - superb looking spider, probably cobweb waever spider Theridiidae.
It weighs 1.6 grams. Measurements of stone 23x22x7mm, length of spider body ~ 3mm, max ~ 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.