After approximately 11 years of being sealed, two Casascius coins with a face value of 1000 BTC each were redeemed on the same day.

Odaily reported that according to Galaxy research director's monitoring, Mike Caldwell minted 22 Casascius collectibles with a denomination of 1,000 BTC each from 2011 to 2013, including 16 gold-plated bars and 6 pure gold coins. Among them, 16 items were redeemed before 2014. The remaining 6 have been sealed for about 11 years, until December 5, 2025, when 2 of the 1,000 BTC gold coins were redeemed on the same day, totaling 2,000 BTC; currently, there are still 4 items that have not been redeemed.