A yellow sapphire, onyx and diamond brooch

Auction from 'London Jewellery', 21 October 2026 from 14:00 BST. Lot 110. The central oval-cut yellow sapphire, within a geometric plaque of calibré-cut onyx and brilliant-cut diamonds, millegrain accents, diamonds approx. 1.95 carats total, yellow sapphire approx. 1.15 carat, width 4.3cm

Stima:€946.95

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