40 of the most expensive celebrity engagement rings of all time
From Gwen Stefani's $500,000 sparkler to Mariah Carey's 35-carat emerald-cut diamond, here are the most expensive celebrity ...
The Ultrahuman Ring Air now comes in 18K gold – for a steep price
Coated in platinum and 18K gold, Ultrahuman's new smart rings offer heart rate, sleep, and stress tracking in a luxurious ...