Baltic amber stone with fossil insect - unknown tiny larvae probably some Neuroptera or Coleopteran of the superfamily Staphylinoidea. In piece there is also long-legged fly, aphid, mite, springtail and coprolite.
It weighs 1.4 grams. Measurements of stone 17x11x9mm, length of larvae ~ 1mm.
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.