Everything In Between

Should you need it, our expertise goes beyond a purchase. With customer service that goes beyond, too.

Diamond, Jewelry & Watch Buying

Sell your unwanted jewelry to a trusted St. Louis name and a staff that has the expertise and integrity to guide you through this process. Our knowledgeable buyers will take the time to accurately evaluate your piece and offer competitive prices for your diamonds, fine jewelry, and watches. We promise to protect your privacy and handle all transactions discreetly.

Custom Ring & Jewelry Design

Capture his, her or your personal style with a uniquely designed piece. From slight modifications to complete design start-to-finish, we’ll work closely with you to create an engagement ring or jewelry piece that brings your vision to life.


Say what only you can and we’ll perfectly place it. We can personalize watches, rings, bracelets… just about any piece purchased at our store. It’s such a unique way to make a stunning piece of jewelry mean even more.


At Simons, we’re committed to helping you protect your valuables by providing fair, accurate, and detailed appraisals on all jewelry purchased at our store. Appraisals are completed by experts trained in gemology and appraisal science.

We offer complete jewelry appraisal service on jewelry purchased at our store for insurance, estate, divorce, and liquidation purposes. We’ll consult with you to determine your intended use and the value of your appraisal based on your needs.