This gold colored Vintage 10K ring is a size 8. You can set your own stone. The cheapest part of most rings. You can buy most stones at a good price and have your jeweler set it for you. It has a 16mm opening for a rectangular stone. The color in the pictures look like a rose gold, but it is a true gold color with no rose coloring. 18 mm thick in the front, 5 mm in the back. Good condition, with no scratches or dents. The inside is engraved "10K". This ring is "weighty" and sturdy at 6 grams of gold.