Top Service Rating - 5 Stars - Certified Merchant

Site design by MIGHTYminnow

Explore the Difference

Unlike most Internet jewelers, at Diamond Design Co. each piece of jewelry is carefully designed and crafted by our in-house jewelers.

Need it wider, smaller, more stones, less stones, a different metal or precious stone, NOT A PROBLEM. Our jewelry is made-to-order-, "made by us for you".

Fine quality jewelry should come with fine quality service

Precision CAD Design

Fine Quality Custom Jewelry Made by Us for You


At Diamond Design Co. we are 100% committed to quality standards and have invested in the most advanced jewelry technology. Our jewelry is made one piece at a time, with attention to every detail. All our stones are hand-selected and graded and each piece is CAD designed for the exact stone measurements, ensuring a perfect design without gaps, secure and sturdy settings.


CAD design eternity ring

CAD design for test drive your ring

Test Drive Your Ring

The ultimate in jewelry buying experience. Test drive your ring puts you in the drivers seat. Your ring, your way. Learn More

Jewelry CAD Design System

Advanced Design Technology

Quality you can trust from Diamond Design Co. We make each piece to your exact specifications. See our videos. Learn More