Blue Apatite faceted gemstone necklace. Earthy great unique blue color. The gems are 3.5mm in size, over 20 carats. The necklace length is 18 to 19". The chain is 14k gold plate and the clasp are 14k gold filled or available in sterling silver - you choose. Wear alone or jumble with other necklaces or add a pendant for a unique look. Shipping is Free!