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Browse our vast engagement ring collection to find the one for your valentine.
Let's be a part of your celebration.
Limitless alternatives.
 
 
Our online inventory will allow you to find virtually any size, shape and quality diamond to fit your budget.
Select from thousands of diamonds and pick a matching setting from our collection.
Diamonds, pearls, gemstones and metals. Learn the right way.
 
 

Diamond Castle is an authorized retailer of Alwand Vahan, Bellarri, Elma Gil, Kabana, Lauren G. Adams, Pianegonda, Revv, Stel, and Triton.

Please visit our store in Marlboro, NJ, to see each collection.

 

Diamond Castle offers a wide range of services to better serve our customers. If there is a special service you require for your jewelry needs, just ask. We probably already provide it!

Some of our services are repair, watch services, special orders, remounts, appraisals, buying gold and diamonds.

 

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Copyright © 2012 Marlboro Diamond Castle, LLC.