black opal Belle Epoque brooch
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- Vintage Dutch Belle Epoque 18 carat diamond brooch with a truly stunning black opal
- This black opal is simply fascinating and surprisingly rare. Sourced from Australia, the epicenter of fine opals, its vibrant shards of green and blue dance like the Northern Lights captured in gemstone form. It is exceptionally rare to find opals of this substantial size in vintage jewelry, making them a true collectible gem.
- Country of origin: Netherlands
- Style: Belle Epoque, ca. 1920
- Material: 18 carat yellow gold and platinum (tested with touchstone)
- Diamonds: Quatre brilliant-cut diamonds from an old mine with an estimated weight of approximately 0.24 ct
- Quatre brilliant cut diamonds (also called 8/8) with an estimated weight of approximately 0.10 ct
- 60 rose and senel cut diamonds. A senaille is a simplified rose cut diamond, a small sliver of diamond with perhaps a few polished facets.
- Total number of diamonds: 68 pieces.
- opal dimensions: 2.72 cm x 1.87 cm x 0.73 cm
- Gross weight: 10.30g
- Hallmarks: In addition to the 14-karat Dutch hallmark of 1953 present on the pin, the edge also features the Dutch hallmark for 18-karat gold used between 1906 and 1953, represented by a lion's head.
- Very good state
Référence 58 Facettes : 8749077135689
SKU : 23226-0435
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Professional seller - Level: Platinum
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Delivery is free in mainland France and is carried out by Colissimo, Chronopost, DHL or Declared Value.
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