Natural 6x8mm Ruby Ring in Bezel Setting, 925 Sterling Silver Ruby Ring. This ring contains a natural Ruby gemstone that measures 6x8mm, and high quality cubic zirconia side stones. This ring is 925 sterling silver, available in Platinum Plating (silver), Gold, or Rose Gold Plating. This item includes a velvet gift box and a certificate of authenticity with purchase. This item is made to order, please allow up to 10-15 days for processing and delivery of this item.