OXFORDSHIRE, England — In a white industrial building in the rolling hills of the English countryside 16 miles from Oxford, silver machines shaped like spaceships hum inside vast laboratories. They ...

For many couples who recently cemented their commitment to each other with an engagement, the choice of ring featured not natural but man-made gemstones — including the center diamond. While a diamond ...

It's proposal season, and engagements are on the rise. So are factory-made diamond sales.Not that you'd know the difference. Man-made diamonds look the same as naturally occurring ones. The only ...

On one side stand natural diamonds — gems formed deep within the earth over millions of years, limited by nature, and ...

But the market has seemingly made up its mind, at least when it comes to adornment. Allied Market Research valued the synthetic-diamond industry at $24 billion as recently as 2022, but in May, De ...

Lab-grown diamonds have become so popular with consumers that some couples are asking jewelers to swap the natural diamond in their rings for a lab-created sparkler. "Just last week we had three or ...

The Ayla ring by Marei, 18kt gold and black enamel, with 1.56ct marquise-cut natural white diamond, from $23,000 The diamond trading and information services organization Rapaport Group took the ...

I'm in the market for a diamond ring, but given how hard it seems to be to find a diamond that is provably not a conflict diamond, I'm looking at synthetic diamonds. I've been doing some research on ...

It's almost peak engagement season for couples in the U.S. Consumers on the market for a diamond engagement ring should look at a few considerations on what sort of jewels to invest in: either ...