Auction highlights and collections
We are proud to be able to offer extremely rare or even unique items and exceptional collections in our auctions time and time again. Here you will find selected numismatic highlights from our auction archive.
2026
The Lake View Collection
215 Swiss gold coins of exceptional quality
With the Lake View Collection, SINCONA presents one of the most significant collections of Swiss gold coins ever to come to market. The ensemble comprises 215 coins – each one distinguished by its rarity, its historical and numismatic importance, and an above-average state of preservation.
2024—2025
The Konrad Bürki Collection
Konrad Bürki's carefully curated collection is one of the most extensive collections of Swiss cantonal coins ever assembled.
We will be presenting this unique Swiss collection – expected to comprise four parts – in our auctions from 2024 to 2026.
2021—2025
SINCONA British Collection
Probably the most complete collection of British gold coins in private hands, with numerous extremely rare and numismatically significant coins and medals.
We had the privilege of auctioning the wonderful SINCONA British Collection in six parts between 2021 and 2025.
2023—2024
The Kian Collection
The Kian Collection features extraordinary coins and medals from the Persian Empire, which are unique in terms of their rarity and condition.
We had the privilege of auctioning this spectacular collection in three parts over the years 2023 and 2024.