It's no secret that Piaget's vintage watches are enjoying ... early versions for women were crafted as necklaces, with the watch face upside down so that the wearer could covertly view the time.

Literary tracker of timepieces and luxury goods. Piaget Adrivea ring watch. The high-jewelry ring boasts a center 10.88-carat aquamarine cabochon ... [+] that lifts to reveal the watch dial ...