Custom Engagement Rings

Why Koorosh Fine Jewelry?

Koorosh Fine Jewelry is a premier custom jewelry destination in the heart of Chicago, led by Master Jeweler Koorosh Daneshgar with over 25 years of experience in custom ring design. Located on East Oak Street, we specialize in crafting one-of-a-kind engagement rings and personalized fine jewelry tailored to your individual vision. Our in-house production ensures exceptional craftsmanship and budget-friendly options, all backed by a one-year warranty and an annual check-up program that keeps your ring looking pristine for a lifetime. With over 400 five-star Google reviews, our team is dedicated to providing a relaxed, no-pressure experience — and we offer remote consultations for those who can't visit our showroom in person.

Engagement rings are the heart of our business and we take pride in helping craft a ring that will represent your love story and last a lifetime. We have a large selection of engagement ring styles in stock at all times and can work with you to design a fully custom engagement ring as well.

Our 3D ring builder is the best of both worlds — you get to design a fully custom ring and we can have it ready for you in just a couple of weeks at a great price, fully customized around your center stone. Come visit our Chicago showroom to design your custom engagement ring in person or start your journey online using our cutting-edge 3D Ring Builder. Once you have a design you like, schedule an appointment so we can discuss diamond options and finalize your design.