Joaillerie part I Auction's catalog from Koller Auctions SA - sale ends the <span class="timezoned-date" data-date-value="1592388000" data-date-format="fulltext-date-only">17 June 2020</span> | Auction.fr | English
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CEYLON-SAPHIR-DIAMANT-RING, um 1930. - auctions & price archive
Konrad Koller - Kunst, Antiquitäten und Schmuck 2022/02/09 - Realized price: EUR 160 - Dorotheum