3D Printable Eclipse Pendant Necklace by Maureen Nemetski Custom Solar Eclipse Necklace, Diamond Ring Necklace Moon Necklace, 18k Solar Eclipse Necklace and Earring Set Solar Eclipse Necklace Stunning Large 10k Gold Crescent Moon Etsy. The Eclipse Necklace combines 18k yellow gold with delicate illusion charms and a variety of diamond shapes, creating a graceful and refined piece. Its elegant design adds a subtle sparkle, making it a versatile accessory for both everyday wear and special occasions. 1. 30ct Diamonds 18k Yellow Gold Pearls