Diana Montecito Necklace in Polished Pyrite with Labradorite DropA Blonde and Her Bag Diana Montecito Necklace in Polished Pyrite with Labradorite Drop. A gold coin and semi precious polished pyrite beaded chain necklace with a round semi precious labradorite stone set in an 18k gold vermeil bezel, cascading down to a teardrop shaped semi precious labradorite stone pendant set in an 18k gold vermeil bezel. These necklaces will vary slightly due to the individual nature of the stones which are semi precious and