COIN Appraiser/Listing Specialist. Hyatt Coin & Gun – Appraiser/Listing Specialist. Company Snapshot. Hyatt Coins is the largest privately owned Coin Shop in the Charlotte Metro area and has been in business since 1959. Our company is committed to offering an industry-leading service to collectors of coins, currency, precious metals, and more. Our customer experience is unmatched in the level service, education, and inventory offered. Hourly Rate...