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Contact Us:

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
Email Us:


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: service@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.

 

 
Education and Guidance
View our education section for helpful information on more than just the 4 Cs.
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Your options are limitless.  Phone a Diamond and Jewelry Consultant to create the ring or jewelry of your dreams.
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Gracias MDC por su amabilidad

Querida Rosita gracias por ayudarme a escoger el diamante correcto para mi anillo de compromiso, la guía y educación que Tú me diste sobre diamantes y joyería en general hizo que mi experiencia comprando mi anillo sea inolvidable. MDC Diamonds NY sin duda es la mejor compañía en New York,gracias una vez más por Tú amabilidad estoy muy feliz con mi anillo Yo voy a sugerir a mis familiares y amigos a que compren con ustedes. Gracias
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Read what customers have to say about their MDC Diamonds shopping experience.
 
Gracias MDC por su amabilidad
Querida Rosita gracias por ayudarme a escoger el diamante correcto para mi anillo de compromiso, la ...
 
Valentina Leon
Caracas, Venezuela
January 25, 2012

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MDC Diamonds NYC is an Upfront Merchant on TheFind. Click for info.   Find Mdcdiamonds.com Coupons on BeFrugal.comMDC Diamonds New York is a ShopWiki Approved StoreMDC Diamonds International Inc is a BBB Accredited Business. Click for the BBB Business Review of this Jewelers - Retail in New York NY
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Customer Service Address: 580 Fifth Avenue Suite 349, New York, NY 10036
Corporate Address: Manhattan, New York, NY
We welcome visitors to our New York office. Office visits are by appointment only. Please contact our Customer Service center to schedule an appointment.
© 2011 MDC Diamonds NYC - All Rights Reserved.