Gold-plated Gaïa ring with a fine round stone in blue sand or blue sand and a braided ring. Deep blue with brilliant shards, this stone is reminiscent of the starry sky. It can be known as gold stone if we translate its name Goldstone into English. Blue sand stone is obtained by a mixture of aventurine and copper as well as quartz sand. Detailed specifications: Allergen-free brass gilded with fine gold. Natural fine stone blue sand or blue sand: our stones being natural, their size and color may therefore differ from one piece of jewelry to another. Adjustable size to fit all finger sizes. Handmade in our boutique - Chez Paulette Barcelona workshop. Maintenance tips : In order to preserve the shine of this jewel, it is best not to keep it in the shower or when putting on perfume.