At kataoka, we're dedicated to providing our customers with a seamless and enjoyable shopping experience, and that starts with confidence in the quality of our products. That's why we partner with the Central Gem Laboratory (CGL), the most well-respected and impartial diamond and gem grading entity in Japan.
The CGL's rigorous evaluation process ensures that each diamond and gemstone is of the highest quality, with a focus on key elements such as clarity, carat weight, color, and more. By choosing kataoka, you can rest assured that you're getting a piece that has been expertly evaluated and certified by the CGL.
Not only does the CGL certificate offer peace of mind and a guarantee of quality, it also serves as valuable documentation for insurance purposes. With no financial ties to kataoka, the CGL's evaluations are objective and unbiased, ensuring that you're making a confident and informed purchase.
At kataoka, we're committed to delivering a truly exceptional shopping experience. Let us help you make the perfect choice with the CGL's expert evaluation.