We welcome your questions and feedback. Feel free to contact us using any of the methods below.

Our diamond and jewelry consultants have the knowledge to help you make the right decision, and most calls are answered in ten seconds.

US, Canadian Customers:      1-866-239-4315

UK Customers:      0-800-520-0448

All Other Countries:              1-212-840-1417

We typically respond to customer e-mails within one business day. Send us your question in the form below, or send an e-mail:
US customers: service@mdcdiamonds.com
Canadian customers: servicea@mdcdiamonds.ca

UK Customers: service@mdcdiamonds.co.uk 

Live chat with our experts 

MDCDiamonds on AOL, MSN, Yahoo, Google or skype  

Business hours: (all times are Eastern)

Monday through Thursday
10:00 AM to 7:00 PM
Friday

10:00 AM to 4:00 PM
Saturday and Sunday
Closed

If you have any other questions, please do not hesitate to contact one of our diamond and jewelry consultants in person at service@mdcdiamonds.com or 866-239-4315. If you'd like an immediate answer, you might be able to find the information you're looking for below.