This large 3-carat white opal sits in a solid 14k white gold mounting with tapered shoulders. The opal measures approximately 12.7 mm by 12.1 mm. Speckled play of color includes flecks of pink, orange, blue, and green. Size 6 1/2 but easily sized as the white gold setting is solid with minor wear. Hallmarked 14k. Gram weight 3.7. Ring is in excellent condition. Please review pictures as they are part of the description.