Shop › Half Moon Bay Earrings Image 1 of 2 Image 2 of 2 Half Moon Bay Earrings $18.00 Made with 14k Gold, these earrings are water-resistant and sustainably sourced. Gemstones: Turquoise Rose Quartz Pearls Amethyst Jade Agate Aquamarine Quantity: Add To Cart Added! Made with 14k Gold, these earrings are water-resistant and sustainably sourced.