ABOUT US

The Gemports Index (GPI) is a globally recognized colored gemstone price index, developed as part of Gemports’ mission to enhance transparency and confidence in gemstone transactions. As an extension of Gemports Information Services, GPI provides reliable reference prices for ruby and sapphire, serving traders, investors, and industry professionals across B2B, B2C, and C2C markets. Established through collaboration between GAC, NGTC, TGJTA, and GJPCT, GPI reflects market-driven pricing trends, ensuring a standardized and data-backed benchmark for the international gemstone trade.