JTI Diamond Co. in San Antonio, family owned and operated since 1991, has relocated to the Park North Shopping Center at 726 N.W. Loop 410 near San Pedro Avenue. We are excited to have a new convenient and centrally located store for our customers.     Owner and GIA certified gemologist, Jim Turner, has been in the diamond and jewelry business for more than 35 years. Turner and his family are certified GIA Alumni to ensure customers an educated and knowledgeable experience. JTI Diamond Co. is an exclusive dealer for Prima Diamonds, also features certified loose diamonds, engagement rings, custom jewelry, gemstones, luxury watches, gold and silver fashion jewelry.

We offer custom jewelry design with 3D Jewelry Design CAD software. Because we have a designer and jewelers on site we have the ability and flexibility to create extraordinary pieces within our store. We also offer jewelry repair and watch services with our professional jeweler and watchmaker on premise. Our friendly and knowledgeable GIA Graduate Gemologist family staff can help assist you in choosing a diamond with a microscope and the essentials of diamond grading. Read about our extraordinary A+ customer service and reviews on BBB.org. For more information or inquires, please contact us.