Necklace chain is  not included. Setting: 10k White Gold with Miniature Diamonds Origin: Oregon Gem Type: Sunstone Color:  Peach Shape: Round Cut: Standard Size (mm): 8x8x5 Weight (ct): 2.5 Grade*: AA Clarity**:    Schiller MOHS Hardness: 6.5-7 Treatment: Non-treated GbG ID: S1320P To learn more about Sunstone Grading System