The Ultimate, a diamond-encrusted Proof platinum coin weighing more than one kilogram produced by the Royal Canadian Mint, sold in a Heffel Fine Art Auction House sale on May 31 for more than $1.2 million Canadian. The price, which includes auction house fees, exceeded its $700,000 to $900,000 Canadian estimate. The unique $2,500 coin was offered exclusively through Heffel by the RCM and is part of the Opulence series, a collection of what the RCM’s website describes as “a new elite collection of high-value coins launching in 2022.” Struck in and dated 2021, “The Ultimate” is a platinum coin with 462 hand-set pink ... (full story)