Creator: Tiffany & Co. (Designer) Dimensions: - Height: 3 1/8 in - Diameter: 6 7/8 in Condition: Good This listing is for a Tiffany & Co. “Sierra” triangular crystal bowl in a beautiful rock-cut pattern. Simply GORGEOUS! The reflection of the light on this piece is spectacular! The crystal is in great condition with no nicks, chips, or cracks. The Interior is smooth and the exterior has a beveled surface. It resembles Tiffany's Rock Cut pattern. Discontinued item.