Don't mind the concept as there are many people that collect antique Coke memorabilia, but 4,000 USD for a 1 ounce proof is a bit crazy.....I'll wait til they start circulating in the open market and the premiums creep back toward spot....Could be 10 years, just like rolling a new car off the lot.
RE: Check out these Awesome Coca Cola Cap 2018 Silver & Gold Proof Coins.