Program aims to educate young consumers about mined stones’ positive qualities.
Revenue from segment, which includes jewelers Ben Bridge and Helzberg Diamonds, up 6% year on year.
Revenue from the division, which includes three jewelry companies, fell 4.5% in second quarter.
New human resources head joined Berkshire Hathaway-owned jeweler in 1995.
Growth slowed to 1% in third quarter.
Adrienne Perry, Sean Moore, Julie McAlpine and Andy Brabec have all taken on newly-created roles.
Figure for division up 5%, a gentler increase than previous year.
Revenue from the retail division of Warren Buffett’s Berkshire Hathaway fell 2.3% year on year in the second quarter amid supply-chain disruptions.