1.30 Hexagon Sapphire Pendant Necklace 18k & 14kThis pendant necklace features a 1. 30 carat hexagon cut sapphire displaying pink and purple hues. The sapphire sits in a collet setting with an 18 karat yellow gold bail finished in black rhodium, creating contrast against the gemstone's color. The pendant hangs from an 18 inch cable chain crafted in 14 karat yellow gold. The hexagon shape gives the sapphire clean geometric lines, while the pink purple color shifts depending on the light.