This ring contains natural a Blue Topaz gemstone measuring 8x13mm, and high quality cubic zirconia's. This ring is 925 sterling silver and platinum plated, also available in gold or rose gold color. Available in full, half, and quarter sizes from 2-12.5. Upon purchasing, please include your choice ring size and metal color within your order notes. This item includes a gift box and a certificate of authenticity with purchase. This item is made to order, please allow 10-15 days for processing and delivery.