1 oz Gold Bars. Proof & Mint Sets. 1892 Columbian Expo Half Dollar MS-65 NGC (Toned). Photos in this listing may or may not be stock photos. The photos are meant to be an indication of the product you will receive. 3617 oz of Silver. NGC encapsulation guarantees the MS-64 condition. Obverse: Designed by Charles Barber after a concept by Olin Warner, features a portrait of Christopher Columbus. Reverse: Designed by George T. Morgan after a concept by Olin Warner, displays the Santa Maria above two hemispheres. This coin will make an excellent addition to any collection. Add this graded 1892 Columbian Expo Half Dollar to your cart today! This is not a photo of the actual item.