Gemstone Pendant - Sterling Silver - 13x18mm Faceted Pear Shape - Iolite Quartz (Sold Per 2 Pieces) Quantity: Listing price is for 2 pieces. Stone: Iolite Quartz Frame Material: Solid Genuine .925 Sterling Silver. Shape: Faceted pear shape on both sides. Measurement: 22mm long, stone is 13x18mm.