Thank you for viewing. This is a top-quality diamond necklace...*゜ Stone: 8mm Chain: 21cm Please note that there may be slight variations due to amateur measurements. - Design: Round pendant - Material: Silver-colored chain - Stone: Crystal-like stone I purchased this last September during a trip to Paris. * Diamond D1.00ct (with appraisal certificate) * [H color/SI2 clarity/good cut] * Material: Platinum (Top: Pt950, Chain: Pt950 21cm) * Accessories: Appraisal certificate, dedicated box included * Diamond appraisal certificate included I personally think it's in beautiful condition, but please check the photos for the condition of the item. [Packaging] We will deliver it in secure and clean packaging, so please rest assured (*^^*) Immediate purchase is available. It's a very beautiful item.