T. Scott Hemphill, Ilene M. Reinitz, Mary L. Johnson, and James E. Shigley
Cultured Abalone Pearls from New Zealand
Cheryl Y. Wentzell
Estimating Weights of Mounted Colored Gemstones
Charles I. Carmona
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
GIA student and alumni save 10% on back issues! Enter coupon code GGALUM and a GIA Student Number at checkout.
Usually ships in 3-5 business days.