Explore the full collection of SARAH & SEBASTIAN's birthstone necklaces. From opal to amethyst each birthstone holds its own symbolic meaning and healing powers. Personalise your 14-karat or 18-karat yellow or white gold birthstone necklace by selecting your preferred necklace style and length followed by the number of stones and type of stones that resonate most with you.  Match our birthstone necklaces with our birthstone bracelets and birthstone earrings to complete the look. Alternatively layer your birthstone necklace with other delicate necklace styles from the SARAH & SEBASTIAN collection.