This sterling silver ring has an 25x20mm oval top has a blue turquoise stone that is 20x15mm. The band is 3mm wide at the back. It weighs about 10 grams. You will receive this exact ring. As always photos can alter the color of a stone depending on the light. It was purchased in New Mexico and is Navaho made. The makers initials are ES. I am told that the turquoise came from the Rayston mine.