Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading ...

Each country has its requirements for what qualifies as "gold" at a given carat weight. It has a distinctively rich, bright yellow color as a result. Due to its exceptional purity and unique color, ...

Despite the competitive nature for funding in the crowded weight loss treatment space, Metsera has won $215m to advance its glucagon ... New investors including Fidelity Management & Research Company, ...

The discovery of the Lucara Diamond in August in the Karowe Mine in northeast Botswana rocked the jewelry industry, but few were as moved by the historic find as Susan Jacques, the president and chief ...

Ennis ultimately knocked down Chukhadzhian in Round 5 but couldn't finish off the tough Ukrainian. It was a lackluster display from the IBF king, who was defensively poor and neglected his boxing ...