Zircon, a December birthstone was believed to get its name from Arabic word zarkun, meaning “cinnabar” or “vermillion”. In the Middle Ages, zircons were believed to induce sleep, as well as promote honor and wisdom. Zircon was believed to bring prosperity to its owner and drive away plagues and evil spirits.Natural Blue Zircon Gemstone Faceted Blue Zircon Loose Stone December Birthstone Genuine Cambodia Blue ZirconThis listing includes 1 stone per order Color: Blue Transparency: Transparent Shape: Cushion Total carat weight: 15.55ct Stone Size (mm): 13.7x10.3mm Hardness: 7.5 Treatment:none SKU: 00104296Note: If there is a size, Shape or color that is not included in the listing, please don’t hesitate to contact us! We are a Gemstone Wholesaler and have a lot of gemstones in stock that may not be listed. SPECIAL REQUESTS:If you wish to have a stone drilled, polished or recut, please contact us prior to purchasing your order so we can best accommodate your needs. Once purchased, your item will be processed, keep in mind that it will take a couple weeks to complete special requests. We are located in the heart of New York's Diamond District and have access to hundreds of jewelers, lapidaries, and jewelry technicians.RESERVATIONS and LAYAWAYS:If you have your eye on an item and isn’t quite ready to purchase yet, send us a message and we will hold that item for as long as a week. SHIPPING:We ship within one business day, excluding orders with special requests and International Shipping. *International Clients: Please send us a message prior purchasing your order. *We package and ship discreetly; please add a note if you require a signature upon delivery. *REFUNDS:If for any reason you wish to return your order, please notify us within 10 days of purchase with the original receipt to receive a full refund excluding the shipping fee. Please note that we are not liable for return shipping charges. ABOUT US: We are a Gemstone Wholesaler located in New York’s Diamond District. We are wholesalers of only the highest quality natural precious and semi-precious gemstones. We have a full disclosure policy regarding any treatments and durability concerns.If you have any questions, please feel free to start a conversation with us, we are happy to answer any questions or concerns! :)