Beautiful! Yellow-gold Authentic Black Hills Gold/Sterling-silver Freshwater-culturedPearl Ring Beautiful! Authentic Black Hills Gold/Sterling-silver Pearl ring.10k Gold with 12k Pink& Green Gold grape leaves. Center Pearl 5.0mm. Ladies of all ages just love this ring 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. The size is 5 mm from top to bottom or just about 1/4 inch. Lifetime warranty from the Lifetime warranty from the manufacture.