Established in 1931, gia is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.Gia provides routine new patient appointments typically within one week of a request.Urgent and emergency patients are seen immediately.Click here, fill out the form and submit.A member of our …At gia, our hallmark is performance-based quality care.Our quality assurance and performance improvement programs provide measurable outcomes, allowing us to continually track performance …