Platinum, which had defined the jewelry of the preceding period, was banned for non-military use during the war. This gave rise to the bold yellow and rose gold designs of the 1940s.

Antiques Roadshow guest’s voice trembles as ‘very rare’ ring gets extravagant value An Antiques Roadshow guest teared up when a beautiful family ring was discovered to be worth a six-figure sum.

A 25.87 carat sugarloaf cabochon sapphire with Kashmir origins set in a platinum and diamond ring sold for more than $5.1 million at Sotheby’s Magnificent Jewels sale in New York. The gem set an ...