Victorian .50 Old Mine Cut Diamond Cluster Navette Ring 1808 A perfect Art Deco vintage

A perfect Art Deco vintage engagement ring made in platinum and centered with an approximate

old-mine and single-cut

In 18k yellow gold and finished with millegrain

75 carat old mine cut diamond with GIA certificate stating the diamond is K color/SI1 clarity

Engraved "J

Victorian .50 Old Mine Cut Diamond Cluster Navette Ring 1808 A perfect Art Deco vintageAntique with a circa . 50 carat old cushion diamond with EGL stating it is J K color, VS2 clarity. In a cluster of 14 old European diamonds circa 1. 20 carats, in silver and gold. Unidentifiable mark and partial inscription, 1869 as a possible date. Center 18. 4 x 10mm, shank: 1. 4 2. 3mm. Circa 1860. We always love an old mine cut navette and this one is no exception with its pleasing proportions, chunky cut diamonds and beautifully blackened silver