In 1975, Arthur Ashe was awarded these 24 karat solid gold tennis balls for winning the World Championship of Tennis. The WCT was founded in 1967 as a tour for professional male tennis players. In 1975, the tourney was played in May between the top eight ranking players. Ashe defeated Sweden's greatest player, Bjorn Borg, in four sets, 3-6, 6-4, 6-4, 6-0, a warmup for Ashe's sensational Wimbledon championship run later that summer. Both are solid gold and sculptured as tennis balls, slightly differing in size, engraved blue enamel label HAGGAR (the sponsor). Each ball is set on a solid gold dome-shaped plynth, one inscribed ARTHUR ASHE, the other inscribed in smaller text, 24 KT, MADE BY ADELSTEIN. Larger Ball 5308.9 grams/11.7 lbs 998.8 (Gold Part Per Thousand) Smaller Ball 4441.3 grams/9.79 lbs 998.1 (Gold Part Per Thousand) Stand 1270.3 grams/ 2.8 lbs 997.9 (Gold Part Per Thousand) Stand 552.1 grams/ 1.217 lbs. 991.9 (Gold Part Per Thousand) Total Weight 11572.6 grams Condition is excellent, with minor age wear. LOA: Jeanne Moutoussamy Ashe At the time of printing the melt value for gold was approximately $150,000 at $13 per gram.