Baltic amber stone with fossil inclusion - spread wings mayfly Ephemeroptera.
It weighs 1.8 grams. Measurements of stone 29x21x5mm, length of insects wingspan 14mm, body ~ 4.5mm.
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.