Material: Platinum Size: Size 12 Accessories: Box Year of purchase: March 2022 Frequency of use: Only tried on Center stone: 5mm x 6mm (excluding the setting) Halo: Diamonds Band: Diamond section 4mm, metal section 1mm (approximate measurement) Purchased during an Instagram live stream from Jewelry Studio Rise. The box will be included. There is no certificate of authenticity. The emerald has black inclusions. Instant purchase is available. Please be aware if you leave a comment. Also, we are unable to accommodate reservations or holds to prevent any issues. Please refrain from purchasing if you are concerned about home storage. *Home storage: No pets, no smoking, no room fragrance #EmeraldRing #DiamondHalo #EmeraldCabochon #JewelryStudioRise