These metal-mesh filters are free-standing 5-μm thick sheets of copper perforated with a periodic array of diamond-shaped apertures. The simple aperture design minimizes the effect of fabrication ...

“I seemingly extinguished the pear-shaped brown diamonds ... which was known for its pink and brown stones. While lab-grown diamonds may come in fancy colors like pink and blue, brown is not ...

The seller told her it was a rough brown diamond. Runsdorf, in disbelief, said she wanted it verified by the Gemological Institute of America. Sure enough, it came back as a certified 65-carat ...

She accessorised her outfit with custom diamond jewellery by Lorraine Schwartz and Viren Bhagat. The necklace by Schwartz featured a 30-carat centre diamond, surrounded by a tulip motif, with ...

The London-listed and South Africa-active Petra is taking steps to sell its entire shareholding in the Tanzanian entity to Pink Diamonds Investments for a headline consideration of up to $16-million.

especially after Swift was seen wearing a diamond Infinity ring. Here's everything you need to know. In the last month, rumors have swirled around the relationship between Taylor Swift and Kansas ...

What better piece of jewelry to buy for Valentine’s Day than one whose shape is a shorthand for commitment ... featuring a 1.03-carat diamond in a six-prong setting suspended from a classic ...