Baltic amber stone with fossil inclusion - just emerged winged insect Plecoptera near aquatic stonefly nymph exuviae - extremely rare finding in amber.
It weighs 1.3 grams. Measurements of stone 24x19x5mm, length of stonefly body ~ 11.5mm, exuviae ~ 10mm.
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.