Baltic amber stone with fossil inclusion - great looking harvestmen Opilione, Caddidae, probably Caddo Dentipalpus.
It weighs 0.3 grams. Measurements of stone 11x10x3mm, length of harvestmen body and head ~ 1.2mm.
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.