Learn how Type A jadeite differs from treated B and C jade, how treatments affect value and durability, and what collectors should verify before buying.

Learn how to tell Type A jadeite from treated jade: what visual clues can and cannot show, why lab testing matters, and a practical collector’s checklist.

Jade grade A vs B vs C explained: what natural, bleached, and dyed labels mean, how to read a lab report, and how to buy genuine untreated jadeite.

Buying a jadeite bead necklace? Learn how to inspect the clasp, knots, cord wear and restringing options before you commit to a piece.