Buy Old Collections

A beautiful example of an antique brooch recently purchased for our collection.


We pay top dollar for your jewelry and gemological specimens. Rockstoc buys lapidary rough, mineral specimens, and entire estate collections of gemological value.

To make an appointment, contact us. Please submit clear images of each item you are selling and let us know where you are located. We have buyers located around the country that can meet with you in person to evaluate your items, but we can also do virtual evaluations when needed.



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              Rockstoc supplies the products listed on the under the following Terms and Conditions. Please read these Terms and Conditions, and our Privacy and Cookie Policies carefully before using any of our websites, or ordering from us.

              The Terms and Conditions apply to your use of any Rockstoc product you purchase from them; regardless of how you access the website, including any technologies or devices where our website is available to you at home, on the move or in a store

              We reserve the right to update these Terms and Conditions at any time, and any updates affecting you or your purchases will be notified to you, by us in writing (via email), and on this page.

              The headings in these Conditions are for convenience only and shall not affect their interpretation.

              We recommend that you print and keep a copy of these Terms and Conditions for your future reference...