LEN LARSON JEWELRY COMPANY OFFERS COMPLETE GEMOLOGICAL AND APPRAISAL SERVICES. WE ARE LICENSED BUYERS IN DENVER FOR OVER 30 YEARS. OUR CLIENTS COME TO US FOR OUR EXTENSIVE KNOWLEDGE, CARING AND FRIENDLY SERVICE. WE SPECIALIZE IN PURCHASING LARGE DIAMONDS 1.50CT AND UP WITH OR WITHOUT CERTIFICATION ALSO, WE PURCHASE COMPLETE JEWELRY AND DIAMOND ESTATES.  NOTHING TOO LARGE OR TOO SMALL!