Best Tiffany & Co. Riverside Near Me

4worldlovers: If you can dream it, we can make it! Our experienced design staff specializes in bringing unique ideas to life. If you have a specific design that you can't find anywhere else, or even just a vague concept of what you might like, Mardon can help make your dreams come true. Check out our custom design section today!

The Raincross is the famous city symbol of Riverside, and Mardon lets you show your civic pride with our exclusive collection. We've created at least one new design every year since 1993, so there are plenty of choices available! Find the Raincross that's right for you!

We have a large and constantly-changing collection of Vintage Jewelry for those looking for something really special. We deal with all eras of Vintage Jewelry, including Georgian, Victorian, Art Nouveau, Art Deco, Edwardian, Retro and Modern.

Because diamonds are not the only gem around! We love colored stones, and carry a large selection, including Ruby, Tanzanite, Garnet, Sapphire, Padparadscha Sapphire, Opal, Emerald and much more!

If you're planning on getting married, you've probably got a lot of things to think about! Let Mardon help make things a little bit easier by reading our guide to buying an engagement ring. You can learn all about diamonds and see the styles that we have available.

A fine piece of jewelry can easily last a lifetime if it's well maintained. Mardon offers a full range of jewelry services to help keep your items in great condition. Our certified Gemologist-Appraiser can also help with your gem identification or appraisal needs.

4worldlovers: Ethically and responsibly sourced gems adhere to best practices with regards to ethics, human rights, social responsibility and protection of the environment.


Our Certified jewelry is designed and manufactured to last for generations. Tested against Quality Assurance Benchmarks to ensure quality workmanship.

“I would definitely choose Riverside Galleries above all others for my next purchase. This was my first-time experience in participating in an on-line auction with auction houses that I had not been privileged to previously know and all I can say is thank you for the wonderful experience. The items are even more beautiful than I imagined and your care in allowing me to safely and securely purchase these in affordable payments. Your customer service was above reproach. I would highly recommend you to others and definitely plan on returning.”

“I am so happy with my new ring! The item is even more beautiful in person. There is a large amount of lovely products and price ranges. I am so pleased with everything in dealing with this auction house. I asked for my ring to be resized and they did an awesome job. Highly recommend.”

“I highly recommend this auction house! Very friendly and competent communications and advices! They always had an open ear for me! The item is superb and of excellent quality. It’s always a great pleasure to make business with you! Thank you for the great experience! Gladly and hopeful soon again!”