Edwardian Diamond Navette Cluster Ring rolex were invented by René Dagron

were invented by René Dagron in 1857 as a way of viewing microphotographs without the need of an expensive microscope

and features beautiful textured goldwork with two-tone foliate designs

and sapphires respectively

graduating in size from the top

swirling across the textured head and set with juicy emeralds

Edwardian Diamond Navette Cluster Ring rolex were invented by René DagronDATE: Edwardian, c. 1910 The term navette (often used interchangeably with Marquise) means "little ship" in French, in reference to the boat like shape it describes.. This gorgeous and perfectly shaped antique navette cluster ring dates from the Edwardian period, circa 1910. The head rests North South along the finger, and features dainty scalloped edges amongst lovely millegrain detail. A 1. 65 carat total of old mine cut diamonds are set throughout,