If you're looking for a timeless statement piece, this Thai Black Spinel Platinum Over Sterling Silver Ring is the perfect choice. The black spinel ranks eight on the Mohs scale of hardness, ensuring a durable and long-lasting piece. The stone is dark and opaque, giving it a sophisticated and elegant look. The ring is detailed with ornate filigree on its shoulders, adding a touch of intricacy to the solitaire style. The faceted cushion of Thai black spinel measures 18x13 mm and is set in 925 sterling silver, making it an excellent addition to any jewelry collection.