Black Agate & Diamond Spike Pendant NecklaceA nod to the circle's harmonious symbolism, this 18 karat gold necklace decorates the outer edges of its pendant with seven pointed black agates. Round cut white diamonds create ambient shimmer. From STATEMENTs Spike Collection, pieces inspired by the primitive arts and Art Deco aesthetics. Clasp closure 18k yellow gold, black agate and white diamond Diamond carat: 0. 51 ctw Diamond cut: round Polish with soft cloth Made in Hong Kong If you would like