According to our records, this business is located at 1692 Decoto Rd. in Union City (in Alameda County), California 94587, the location GPS coordinates are: 37.589457 (latitude), -122.0207093 (longitude). Watch & Jewelry Supplies is categorized under Diamond Cutting (SIC code 3915). Known organization owner is Ayob Seedat. Current estimates show that the unit has a sales volume of $222,000 and staff of approximately 1 worker. You can contact the company by phone at (510) 324-2786.