Michael's Jewelry Center Michael's Jewelry Center is an independent jewelry business locally owned by Michael Williams in South Dayton, Ohio just 2.5 miles east of the Dayton Mall next to Krispin's Furniture. Michael's Jewelry Center consists of many specialized departments to fulfill your every need including the Ohio Gemological Laboratory which provides jewelry appraisals and diamond certifications to the public as well as other jewelry stores. Our mission is to satisfy all your jewelry desires from the special charm you are looking for to the most luxuriest item you could imagine. We can help you achieve anything your heart desires. jewelry, jewelry store, appraisals, appraiser, gemstones, diamond, diamonds, gems, diamond sellers, diamond retailers, Gemologist, Graduate Gemologist, Certified Appraiser, custom made jewelry, gemological laboratory, gem lab, expert witness, restyling, remount, diamond broker