Baltic amber stone with fossil insect - superb looking colorful marsh beetle Scirditae, probably Cyphon.
It weighs 1.2 grams. Measurements of stone 19x16x5mm, length of beetles body ~ 3.5mm.
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.