Beautiful! Authentic Black Hills Diamond-cut Gold-Sterling-silver Women's Horseshoe Ring Beautiful! Authentic Black Hills Gold/Sterling-silver Horseshoe ring with 12k Pink & Green Gold grape leave on the sides. The size is 11 mm from top to bottom or just about 1/2 inch. This has been a very popular style.To be considered Black Hills Gold an item must be designed in a traditional tri-gold, grape leaf motif and be manufactured in the Black Hills of South Dakota. Lifetime warranty from the manufacture.