Baltic amber stone with inclusion - perfect looking spider Synotaxidae probabbly Anandrus.
It weighs 5.3 grams. Measurements of stone 31x30x12mm, length of spider body and head ~ 3mm spread legs ~ 12.5mm.
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.