Hours Of Operations Black Diamond California Montclair 91763 Black Diamond Hours of Operation and Location in Montclair, CA 91763 4.3 - 140 votes 4751 Holt Blvd, Montclair, CA 91763 (909) 626-1115 Get Directions Black Diamond Hours Category: Apparel Sports Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore MontclairView More Apparel CostcoRoss Dress for LessH & MFrederick's of HollywoodCarhartt Sports CostcoTargetSports AuthorityLA FitnessSport Chalet Jewelry CostcoZalesKay JewelersChico'sDaniel's Jewelers Recommend For You Carhartt Frederick's of Hollywood LA Fitness Halloween Club Vitamin World Harbor Freight Tools 24 Hour Fitness Food Town Diesel Roxy