This is an old item, so there are scratches, marks, and minor stains overall. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. ● Photos 2 & 3 This is an old item, so there are scratches and marks overall, and one stud is missing. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. Diameter (inner diameter) approx. 19mm ● Photos 4 & 5 This is an old item, so there are scratches and marks overall. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. Diameter (inner diameter) approx. 20mm ● Photos 6 & 7 This is an old item, so there are scratches and marks overall. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. Diameter (inner diameter) approx. 19mm ● Photos 8 & 9 This is an old item, so there are scratches and marks overall. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. Diameter (inner diameter) approx. 20mm ● Photos 10 & 11 This is an old item, so there are scratches and marks overall. If you can understand this from the images, please consider purchasing. Please refrain from purchasing if you are at all concerned. Diameter (inner diameter) approx. 19mm Round type rings ☆ Pattern Diameter (inner diameter) approx. 20mm Wave Pattern (inner diameter) approx. 23mm Cross Pattern (inner diameter) approx. 22mm Snake Pattern approx. 21mm (As shown in the photos, there is a slight flat indentation on the back of the ring.)