Great ring, slight scratching from normal wear but still as shiny as ever! From the website: Made in 14k solid gold, the alloy gives our pieces its beautiful, subtle hue. Band Thickness: 1.0 mm. The Stacker is the white tee of rings. It is everyone's go-to because there's nothing it can't go with (trust us). This 14k solid gold essential is the perfect starter ring or addition to anyone's collection.