Feature articles from this issue:

• Observations of Oval-, Pear-, and Marquise-Shaped Diamonds: Implications for Fancy Cut Grading by Ilene M. Reinitz, Al Gilbertson, Troy Blodgett, Amanda Hawkes, James Conant, and Abhijith Prabhu

• Classification of Gem Materials Using Machine Learning by Matthew F. Hardman, Artitaya Homkrajae, Sally Eaton-Magaña, Christopher M. Breeding, Aaron C. Palke, and Ziyin Sun

• Generative Artificial Intelligence as a Tool for Jewelry Design by Michael D. Magee

• Amethyst from Newfoundland, Canada: Geology, Internal Features, and Fluid Inclusion Microthermometry by Joshua William Lloyd Maloney, Philippe M. Belley, and James Conliffe

GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout.

Usually ships in 3-5 business days.

SKU: 930-2403