Program aims to educate young consumers about mined stones’ positive qualities.
A Fabergé diamond and aquamarine necklace from 1911 could fetch up to $600,000 in New York.
Revenue from jewelry, watches, clocks and valuable gifts up 20% year on year.
Company expects positive results in second quarter and has upped guidance for full year.
Shipments fell 17% year on year in April.
Deposit will go on care and maintenance from July.
Patek Philippe timepiece leads sale, fetching $1.8 million.
2-carat and larger stones in demand at key US show.
Economist Akinwumi Adesina has nearly four decades of relevant experience in Africa and globally.
Pinks and blues make up top five lots, including one likely to fetch over $6 million.
James Marks will fill the role, starting June 1.