Vierk's Fine Jewelry of Lafayette, Indiana jewelry, gold, silver, diamonds, art, original autographs, collectables, Vierks, lafayette, indiana At Vierk’s Fine Jewelry we provide an upscale, professional and reliable, service for clients who wish to obtain a short term collateralized loans, liquidate their fine jewelry and treasures, or convert diamonds and precious metals to cash. Located 1650 Main St. Lafayette, IN 47904. Phone: (765) 447-0200