Ace Jewelers are proud to be the exclusive retail partners in continental Europe for American watchmaker J.N. Shapiro. The master watchhmaker Josh Shapiro is renowned for making fully U.S.-made timepieces, intricate engine-turned dials, and pioneering innovation in materials like tantalum. J.N. Shapiro is a founding member of the Alternative Horological Alliance (AHA), alongside Horologer MING and Fleming.