When It Comes to Diamonds, Quirky Is In
Since the 1940s, when the Gemological Institute of America (G.I.A.) introduced the 4C’s (color, clarity, cut and carat) as ...
When He’s Cutting a Gem, It Gets His Full Attention
Jean-Noel Soni, who specializes in colored stones, said he tries to give each one a shape that “maintains the crystal’s integrity.” ...