Charli XCX got married over the weekend and debuted her wedding stack. Jewelers speak to ELLE about the rings' designs and values.

French start-up Spktrl has developed a smart ring embedded with a 1.5-carat diamond that flashes in different colours to ...

The centre stone appears to be 1 to 2 carats, and the ring has an estimated worth between $7,000 and $30,000. Charli’s diamond isn’t giant, but it still has a high price tag.