From the French for 'a thousand grains', the tiny beads of a milgrain accent can add complexity and detail to a Lab Pink Sapphire design, as well as create a vintage or antique look. Sapphire is the birthstone of September, and pink sapphire is a very popular gemstone in jewelry today. The bright and happy color of a pink sapphire ring is both playful and trendy. A long time favorite of jewelry designers, aquamarine is the birthstone of March. The diamond-like brilliance of an aquamarine ring is sure to attract attention.