The term diamond exchange typically refers to a place where diamonds are exchanged.
Notable instances include:
Israel Diamond Exchange, the diamond exchange center of Israel Diamond Exchange District, a diamond district in the Israeli city of Ramat Gan Bharat Diamond Bourse London Diamond Bourse Dubai Diamond Exchange 14 Maiden Lane, or the Diamond Exchange, a New York building formerly used by gem dealers
Other The Diamond Exchange, a professional wrestling stable led by wrestler Diamond Dallas Page in the American Wrestling Association
See also World Federation of Diamond Bourses