Star K 8mm Round Simulated Citrine Wedding Set Sterling Silver Metal: 925 Sterling Silver. Dimensions: Width: 11.50 mm Length: 11.50 mm This beautiful design is part of the exclusive Star K. Jewelry collection. Star K, is a reputable American Family Business based in New York since 1986, uses only the highest quality materials, and will proudly stand behind all of her products. SIMULATED CITRINE: The Simulated Birthstone for November. The name comes from the French `citron` for `lemon`. A symbol of success is said to protect against sudden death and increase success, wisdom and prosperity and self-confidence. Additional Stones: (cubic-zirconia, Shape: round-shape, Color: Colorless.)