Large Moonstone & Diamond Ring

I had to buy this because the moonstoneMoonstone, the alluring pale gemstone, is known for its attractive pearly sheen and is so named for its resemblance to the moon.  is fabulous.
It is large and a very good blue white colour, surrounded by small rose diamonds. The shankThe circle of metal that attaches to the decorative part of a ring and encircles the finger. is 18ct75% pure gold (or 750 parts pure gold and 250 parts other metals) gold and it was made circa 1910.