3 mai 2018
Superb sapphire and diamond ring, 1930s
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Lot 365. Superb 14.01 carats no heating 'royal blue' Kashmir sapphire and diamond ring, 1930s. Estimate 950,000 — 1,430,000 CHF . © Sothebys 2018 The cushion-shaped sapphire weighing 14.01 carats, set in a mount embellished with brilliant-, single-cut...