Best Houston Jeweler Hello! Welcome to Klein's Jewelry. Come on in and check us out—we are Houston's #1 family-owned jewelry store offering top-quality jewelry at wholesale prices. Our diamonds are ethically sourced and boast the best cut, size, and value around. Plus, we got amazing custom designs including your favorite colored gemstones! We pride ourselves in offering great value and extraordinary customer service. Our customer service can't be beat—we guarantee you'll have an unforgettable experience when you visit either of our two showrooms in Houston.