Switzerland 2023-B 50 francs

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Sincona Auction 103, lot 1731

This specimen was lot 1731 in Sincona Auction 103 (Zürich, May 2026), where it sold for 1,050 CHF (about US$1,600 including buyers' fees). The catalog description[1] noted,

"SCHWEIZ Eidgenossenschaft, 50 Franken 2023 B, Bern. 175 Jahre Bundesverfassung. Polierte Platte. Im Originaletui mit Zertifikat. (Switzerland, fifty francs of 2023, Bern mint, for the 175th anniversary of the Federal Constitution. Choice Proof, In original box with certificate.)"

This design was also used on a silver twenty francs (KM 203).

Recorded mintage: 5,000 proofs.

Specification: 11.29 g, 0.900 fine gold, 25 mm diameter, reeded edge, this specimen 11.29 g.

Catalog reference: KM 202.

Source:

  • Friedberg, Arthur L. and Ira S. Friedberg, Gold Coins of the World, From Ancient Times to the Present, 9th ed., Clifton, NJ: Coin and Currency Institute, 2017.
  • Michael, Thomas, and Tracy L. Schmidt, Standard Catalog of World Coins, 2001-Date, 13th ed., Iola, WI: Krause Publications, 2018.
  • [1]Richter, Jürg, Michael Hardmeier, Michael Otto, Arne Kirsch, Ruedi Kunzmann and Timur Demirai, SINCONA Auction 103: World and Swiss coins and medals, Zürich: SINCONA AG, 2026.

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