Drop Us A Message! Please enable JavaScript in your browser to complete this form.Name *FirstLastEmail *Comment or Message *Submit Better yet, see us in person!MJW Black Diamond Jewelry1249 North Rand Road, Arlington Heights, IL, 60004(847) 749 2425mjwblackdiamondjewelry@gmail.com Hours Of Operation Monday: Closed Tuesday: 10:30am - 6:00pm Wednesday: 10:30am - 6:00pm Thursday: 10:30am - 6:00pm Friday: 10:30am - 6:00pm Saturday: 10:30am - 5:00pm Sunday: Closed