R. Onyx with Marcasite

Silver ring with oval onyx between two onyx tulips and stems with marcasites

Silver ring with faceted teardrop onyx surrounded by marcasite

Silver ring with rectangular onyx with marcasites on the corners and sides

Shield silver ring with a marcasite-studded cross of the Templars and with a central oval onyx

Silver ring with faceted shuttle onyx surrounded by marcasite

Silver ring, with an oval and two triangular onyx surrounded by marcasite

Silver ring with a round onyx with 4 large marcasites, surrounded by small marcasites

Oval silver ring with a round onyx surrounded by marcasite

Silver ring in the shape of a bow tie with onyx and marcasites

Silver ring rhombus in the ellipse studded with marcasites with central round onyx

Silver ring with oval onyx surrounded by marcasites and an onyx band

Silver ring with round faceted cabochon onyx surrounded by marcasites on the sides

Silver ring with central oval onyx and teardrop on the sides surrounded by marcasite

X-band silver ring with a row of round onyx discs between marcasite

Crown silver ring studded with marcasite with round onyx and V-shaped decoration

Silver ring with elongated oval onyx with a marcasite cloud frame

Silver ring with raised elongated oval onyx surrounded by marcasite

Silver banded ring with hexagonal onyx and marcasite on the sides

Silver ring with round onyx surrounded by four openwork and marcasite hearts

Silver ring in the shape of a vertical eye in onyx and marcasite on the tips

Silver ring with vertical rows of rectangular onyx and diskettes and marcasites

Silver ring with rectangular hematite beveled at the corners surrounded by marcasite

Silver ring with rectangular onyx overlapping X and hexagon with marcasite

Silver shield of David ring with oval onyx and marcasite on the six points of the star