ALL NATURAL , ZEBRA AGATE GEMSTONES FROM SOUTH AFRICA SURROUNDED ON EITHER SIDE WITH 8-mm. ROUND BLACK SILK-STONE BEADS. FEATURES A HANDCRAFTED 14-KT. ROLLED GOLD HOOK AND EYE CLASP. THE ZEBRA AGATE WEIGHS A TOTAL OF 400 CARATS AND HAS A MOHS HARDNESS OF 7 . THIS NECKLACE MEASURES APPROX. 18-INCHES IN LENGTH.