Vintage 14k yellow gold filled, gray lava rock and coral necklace!!

You just don't see pieces like this every day. Marked 1/20, 14k yellow gold plated, this necklace has genuine coral and gray lava rock! 14" long with a 2.25" extension. The lava rock measures to be about 14x9mm in diameter 💎gemstone, 14k, silver, gold, estate, ring, pendant, earrings, loose, natural, genuine, synthetic, lab, diamond, moissanite, vintage, real, gemstone jewelry, engagement, anniversary, promise, wedding, plated, gem, necklace, broach, fire, crystal, jewel, gift, authentic, collectable, affordable, tested, luxury, natural, opal, emerald, aquamarine, topaz, sapphire, tourmaline, zircon, spinel, investment, ruby, alexandrite, stamped 💎