Check the listing for details. 1988 Donruss Diamond Kings Baseball Set. Condition: New. Listed at 9.95 USD. The 1988 Donruss Diamond Kings Baseball Set is a highly sought-after sports trading card collection featuring iconic players from the world of baseball. This set, released by Donruss, captures the essence of the game with detailed illustrations and statistics of prominent athletes. With a focus on baseball and trading cards, this set is a must-have for collectors and fans of the sport looking to add to their memorabilia collection.The 1988 Donruss Diamond Kings Baseball Set is a highly sought-after sports trading card collection featuring iconic players from the world of baseball. This set, released by Donruss, captures the essence of the game with detailed illustrations and statistics of prominent athletes. With a focus on baseball and trading cards, this set is a must-have for collectors and fans of the sport looking to add to their memorabilia collection.