Product Specifications Main Stone: Lab Grown Diamond 1.67ct (As Grown, No Color Enhancement) Color: D Clarity: VVS2 Cut: IDEAL (Equivalent to Excellent) Material: PT950 (Platinum) Weight: Approximately 6.5g Size: Approximately Size 11.5 (Slight variations possible) Accessories: IGI International Certificate ⸻ Product Introduction Hello, this is Ginzen Jewelry. We are pleased to introduce a platinum ring featuring a high-purity lab-grown diamond with a D color, VVS2 grade, and 1.67 carats. The transparent and strong brilliance, combined with the elegant quality of PT950, beautifully enhances your fingertips. This quality at this price is an excellent value, and we recommend it for bridal jewelry or special occasions. ⸻ Reliable Support The IGI certificate states "As Grown - No indication of post-growth treatment," indicating that we use high-purity loose stones that have not undergone any post-growth treatment. We can also accommodate size adjustments and ultrasonic cleaning at our domestic partner workshop. While using As Grown loose stones with no color enhancement, we have set the price slightly lower than the usual market price (¥180,000 - ¥190,000). Returns In the unlikely event that it is determined to be a counterfeit by an appraisal institution, we will promptly provide a refund.