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Renders That Sell Themselves

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Free Renders & 

Unlimited modifications & free cancellations 

Triple-Excellent Make Melee Diamonds

Maximum luster in your jewelry, a step above the rest 


Lightning-fast custom manufacturing time

Next Day Shipping

Shipping Via Fed-Ex


Shenk’s Fine Jewelry

 Glen Rock, PA

I am so happy with the website. I love the fact that I can get an estimate so quickly and a cad drawing. I just got rings in this week and I love all of them.


Spears & Co

Buffalo, NY

Dia-Co has been such a huge part of my success in the jewelry industry. I’ve worked with them for many years now. They’re so talented & extremely easy to talk to and make sure all of my projects come out 100%. I would recommend them over and over. Can’t say enough positive things. They always deliver!


Berkman Custom Jewelers

Billings, MT

I have had the pleasure of working with Dia-Co for approximately 10 years.  Their service and products are excellent!  I have never had any issues with this company.  They have quality products and finish work in a timely manner.

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