10.00 Carat Black Opal And Diamond White Gold Ring Watches/Manual wind from Jean Schlumberger designer with

from Jean Schlumberger designer with a butterfly back

17 carat total weight of (VS) in clarity and (G) in color

The diamond is accented by beautiful detailing that can be viewed from the side

Circa 1900's

This brings the total diamond weight to approximately 13

10.00 Carat Black Opal And Diamond White Gold Ring Watches/Manual wind from Jean Schlumberger designer withLadies spectacular 18kt white gold opal and diamond ring featuring a cabochon black opal weighing approximately 10. 00 carat total weight, encircled by a halo of (18) round brilliant cut diamonds weighing approximately 4. 50 carat total weight of (VS) in clarity and (F) in color.