This is our exclusive design of a Harley engine that is so clearly detailed, you can tell exactly which engine it is.It's also very comfortable on your finger because the inside of the ring is solid, not hollowed out, making it very smooth. Be sure to select your correct ring size when ordering. (Ring pictured in Sterling Silver with Gold inset, but will be made up in all sterling silver)Silver rings are antiqued with black to bring out design details. Approx. wt in silver is 23 grams up to size 11.Larger sizes are a little more. Please allow 3 to 4 weeks for custom hand casting in solid Sterling Silver to your exact ring size and delivering to your door.