What is the rarest Canadian sovereign coin?
I'm curious to know, what exactly is the rarest Canadian sovereign coin? Are there any specific years or denominations that stand out as being particularly scarce? Could you elaborate on the history and significance of this rare coin, and perhaps provide some insight into why it has become so sought-after by collectors? Additionally, what is the estimated value of this coin, and what factors contribute to its rarity and high demand in the marketplace?