These earrings contain lab created VVS1 Square Cut Yellow Moissanite measuring 5mm (1 Carat each, a total of 4 carats). This jewelry set is 925 sterling silver and platinum plated, also available in gold or rose gold plating (includes 1 pair of stud earrings, 1 ring, and 1 pendant and necklace).  This item includes a gift box and a GRA certificate of authenticity with purchase. This item is made to order, please allow 10-15 days for processing and delivery.