Precious Diamonds  - Quality diamonds and custom diamond jewelry
For over fifty years, our family has designed and manufactured Jewelry for both our American and European clients.

We specialize in ideal cut, AGS & GIA (American Gem Society & Gemological Institute of America) graded diamonds. We analyze every diamond and work together with some of the world’s best diamond cutters to bring you the ultimate in both light performance and value!

We offer custom diamond jewelry. We produce your vision, whether it’s a new jewelry line for your store, or a very special piece for yourself or a loved one. We guide you and assist you with every step, ensuring the result is not only beautiful, but of the highest quality, lasting and bringing joy to many future generations.

Thank you for visiting our web site.
Please call us at (888) 804 8030 or e-mail us so we can discuss your requirements.

- Daniel, Eoin & Annette McDonnell

HRD Diamond High Council of Europe
McDonnell Diamonds LLC
99 Pine Hill Road #648
Nashua, NH 03063 USA

011 353 1 671 0055 (IRL)
Federation of Jewellery Manufactures of Ireland

© McDonnell Diamonds LLC: Some content used with permission.