Louis Heissler Art Deco Signet Ring with Unheated Sapphire and Diamonds on Platinum pendant oreille citrine Diamond color estimated at H

Diamond color estimated at H to J

Finger size: 51 3/4 (diameter 16

Antique pin remounted as a ring by our workshop

Although its name comes from the Latin rubeus

Louis Heissler Art Deco Signet Ring with Unheated Sapphire and Diamonds on Platinum pendant oreille citrine Diamond color estimated at HPlatinum signet ring (hallmark: dog), set in the center with an oval sapphire weighing approximately 0. 90 carats, surrounded by old cut round diamonds with an estimated total weight of approximately 0. 35 carats (estimated color I, estimated clarity SI). Sapphire accompanied by its Carat Gem Lab certificate, specifying natural Siam sapphire without thermal modifications. French piece, circa 1925, Art Deco, by jeweler Louis Heissler (masters