who we are

Workshop Underground is an independent jewelry retailer & curated gift gallery launched in Fall 2015 in Philadelphia's Graduate Hospital neighborhood, just south of Rittenhouse Square. 

Our retail boutique features everyday and occasional fine jewelry with a focus on unique, custom designs.  We use recycled metals and ethically-sourced diamonds & gemstones in our work.  

Our company is a member of MJSA, Jewelers of America and JVC and was founded by Ruben Luna.  Luna’s industry experience includes senior management positions managing $100MM+ and creating award-winning designs.  His experience includes designer brands, private label and licensed brands. Luna has also been mentioned in JCK, National Jeweler, and Jewellery Magazine.