Vintage Ring with Australian Opal and Fine Pearls in Yellow Gold bague edouardienne Pietra Dura" brooch in 18kt

Pietra Dura" brooch in 18kt yellow gold (hallmark: owl) inlaid with a mosaic of hard stones (lapis lazuli

ornée en son centre d'un cabochon de lapis lazuli dans un entourage de fils en or sertis de diamants taillés en 8x8

aucune fluorescence

Dendritic agate is a variety of chalcedony characterized by dendritic inclusions of manganese oxide (MnO₂) and/or iron oxide (Fe₂O₃) that form black

Vintage Ring with Australian Opal and Fine Pearls in Yellow Gold bague edouardienne Pietra Dura" brooch in 18ktAn antique 18 karat yellow gold ring (hallmark: owl), featuring a stunning Australian opal cabochon weighing approximately 3. 00 carats, set within a circle of pearls (likely fine pearls). A ring finely engraved with plant motifs and beads. A 19th century Victorian work, likely French. Gross weight: 5. 41 g Design height: 2. 20 cm Design width: 1. 60 cm Ring size: 50 (diameter 16. 00 US 5. 25). Condition: very slight micro scratches and oxidation on