A 1970s lapis lazuli, diamond, and gold ring of fluted, lantern-shaped design, centered by a lapis disk surrounded by alternating diamond-set and polished gold segments, with an open tubular square mount ending in a lapis bead, in 18k. Dinh Van, Cartier. Atw 2.16 cts., F-G color, VVS-VS clarity.
(Design of ring allows it to fit a size range of approximately 5 1/2 - 6 1/2.)