Art Nouveau Onyx Agate 14 Karat Gold Heraldry Signet Ring Mellerio Featuring striking deep orange guilloché

Featuring striking deep orange guilloché enamel

Peretti and stamped 750 for 18 karat gold

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an old European cut diamond weighing approximately 0

Purplish red rubies weigh in total approximately 1

Art Nouveau Onyx Agate 14 Karat Gold Heraldry Signet Ring Mellerio Featuring striking deep orange guillochéSignet style ring centers an oval tablet of banded onyx agate measuring approximately 15. 5 x 11. 8 mm Onyx agate has an opaque black base with a translucent bluish white top Deeply engraved to depict a monogramed shield with a knight's helmet Topped by a flourishing stump symbolic of rebirth and perseverance Bezel set in a highly rendered mounting featuring floral and paisley motifs throughout Tested as 14 karat gold Circa: 1905 Ring Size: 6 1 2 &