Tourmaline Necklace Published on January 12, 2023 in Tourmaline Slice Necklace with 18kt GoldFull resolution (1179 × 1179) ← Previous Here is a tourmaline slice necklace in 18kt yellow gold. The slices have been cut into hectogons. The length is adjustable. Here is a tourmaline slice necklace in 18kt yellow gold. The slices have been cut into hectogons. The length is adjustable.