Many handheld testing devices use exposed UVC lighting, which can be carcinogenic. One reporter investigates how safe these machines actually are.

Solitaires with antique cuts and colored gemstones are attracting today’s brides.

At some stage, synthetic diamonds will go the way of other synthetic gems and get so cheap that they will be less competitive against natural diamonds.

From Chanel’s tweed-inspired looks to local artists’ hand-engraved gold designs, the country is making its mark on the latest collections.

It’s a seller’s market as prices skyrocket and buyers scramble to find investment pieces. Bonhams’s Caroline Morrissey offers her take.

The Swiss designer’s Facets & Form line explores the play of light through the stones.

Designs sporting four-leaf clovers, horseshoes and inspiring mantras serve as protective talismans for consumers seeking comfort.

The New York-based company sees a silver lining in the diamond market’s current challenges, says vice president and director of jewelry Michaela Kesselman.

Several notable names are playing with the possibilities of man-made diamonds in their latest models.

Art, equestrianism and philanthropy are at the heart of this American jeweler’s business, which is now expanding to Europe.