Very small Baltic amber stone with fossil insects - microscopic wasp fairyfly Mymaridae or Mymarommatidae.
It weighs 4.5 grams. Measurements of stone 30x16x13mm, length of wasp body ~ 0.3 - 04mm.
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.