The design features a green tourmaline and amethyst stones, which are surrounded by diamonds set in yellow gold. Princess Kate first wore them back in 2016 during a royal tour of India.

Herbal teas like chamomile, peppermint, and ginger tea offer several health-promoting properties and could help improve heart health, digestion, sleep quality, and more. Unlike true teas, which ...

Harry Winston's eldest son, Ronald Winston, has donated the Winston Fancy Colour Diamond Collection. The collection features stones in various colours, from peach to teal, and sizes as large as 9.49 ...

News broke in August that Lucara had unearthed a 2,492-carat diamond from the Karowe mine in Botswana. The mining company identified the stone during kimberlite processing at the site using X-ray ...

Forbes contributors publish independent expert analyses and insights.

In general, the more intense and uniform the color is, the more valuable the stone. Sapphires that are not blue are known as fancy sapphires, and may be any color—except red (which is a ruby). The ...