Commemorative Gold & Silver. Mint & Proof Sets. Sign Up for Our. 1937 Commemorative ANTIETAM Silver Half Dollar 50c PCGS MS64 #601 Unc ECC&C. Up for your collection is a 1937 Antietam Commemorative Silver Half Dollar PCGS MS64!! ?? Questions about this item? We reserve the right to cancel order(s) thereafter. We do reserve the right to refuse if order is tampered or altered in any way. Our customer service team will be more than happy to assist you in this process if necessary! With an order item number to expedite the process. This is due to the constant market fluctuations. Our #1 goal here at East Coast Coin & Collectables, Inc. Is to provide quality items at affordable prices with fast turnaround and top notch knowledgeable & friendly customer service!! We work hard each day to provide all the above! We welcome your inquiry! To contact one of our friendly & knowledgeable associates, and we will get back to you as quickly as possible. East Coast Coin & Collectables Inc.