October 2025 10/27/25 - 10/30/25 SINCONA Auction 99 Russian Coins and MedalsAntike russische Münzen, Russisches Kaiserreich, UdSSR, Russische Föderation 10/27/25, 7:30 AM - UTC Information Live Bidding SINCONA Auction 101 Ancient Coins, World and Swiss Coins, Medals and BanknotesWorld Coins, Medals and Banknotes 10/27/25, 12:00 PM - UTC Information Live Bidding World Coins, Medals and Banknotes 10/28/25, 7:30 AM - UTC Information Live Bidding World Coins, Medals and Banknotes 10/28/25, 11:00 AM - UTC Information Live Bidding Swiss Cantonal Coins, Medals and Banknotes 10/28/25, 4:00 PM - UTC Information Live Bidding Swiss Confederate Coins, Medals and Banknotes, Shooting Coins and Medals 10/29/25, 7:30 AM - UTC Information Live Bidding SINCONA Auction 102 The Konrad Bürki Collection - Part 4Swiss Cantonal Coins 10/29/25, 10:30 AM - UTC Information Live Bidding SINCONA Auction 100 SINCONA Jubilee AuctionSINCONA Jubilee AuctionAncient Coins, World Coins and Medals 10/30/25, 8:30 AM - UTC Information Live Bidding SINCONA Jubilee AuctionSwiss Coins and Medals 10/30/25, 1:00 PM - UTC Information Live Bidding