Popular style of a gem bead on a chain necklace.

Vintage old mine lao pit jadeite hollow carved bead 18mm round on 18" silver chain with lobster clasp.  The carved hole is 4.5-5mm, and can be removed to wear on  a Pandora style bracelet.  Fun and fabulous for your jade collection.  Natural jadeite, hand carved, and each is slightly different.

Tested by refraction, genuine Burmese jadeite