{"id":8872261452004,"title":"Natural Blue Zircon Round Pair 0.82 CT Total (1 Pair) | 4.3mm Calibrated Size, Brilliant Luster | Loose Gemstone for Stud Earrings","handle":"natural-blue-zircon-round-pair-0-82-ct-total-1-pair-4-3mm-calibrated-size-brilliant-luster-loose-gemstone-for-stud-earrings","description":"\u003cp\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis vibrant Natural Blue Zircon Round Loose Gemstone Pair (1 Pair, 0.82 CT Total) features a perfectly calibrated 4.3mm round cut, offering brilliant fire, lively sparkle, and a premium sky-blue glow. The matched pair (0.41 CT each) is precision-proportioned for a refined, low-rise setting look, ideal for buyers searching natural blue zircon for stud earrings, December birthstone gemstone pairs, blue gemstone earring stones for jewelers, or high-luster round zircon loose gems for fine jewelry making. A rare closeout opportunity for designers and collectors who love bold color and natural character in petite gemstone sizes.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHighlights\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eStone: Natural Blue Zircon (1 Matched Pair)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShape \/ Cut: Round Faceted Cut\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCalibrated Size: 4.3 × 4.3 × 2.6–2.7mm (approx)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCarat Weight: 0.82 CT Total (0.41 CT each)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eColor: Vivid Sky Blue, Natural Fire\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eClarity: Included but bright, lively face-up brilliance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHardness: 6.5–7.5 on the Mohs Scale (jewelry-grade)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMetal: Loose gemstones only (mounting and earring backs sold separately)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNote: Zircon — Not cubic zirconia, 100% natural gemstone\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMatched Precision Pair: Ideal for symmetrical stud earring and pendant designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHigh Dispersion Fire: Known for diamond-like brilliance and rainbow sparkle.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eJeweler-Friendly Fit: 4.3mm calibrated size works with most standard prong or bezel stud mountings.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNatural Character: Inclusions enhance depth and gemstone personality.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEthically Procured: Sourced through responsible, conflict-free gemstone suppliers.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eUsage\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePerfect for crafting round gemstone stud earrings, minimal solitaire pendants, engagement or fashion rings, birthstone jewelry gifts, or jewelry repair\/upgrade projects by your local jeweler. Loved by buyers searching blue zircon earring pairs, 4.3mm loose gemstones for studs, round blue gemstones for pendants, or high-life gemstone pairs for fine jewelry design. Ideal for jewelers and collectors building gemstone jewelry sets or custom designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eQuality Assurance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEvery gemstone pair is individually inspected for cut symmetry, surface polish, color matching, luster, and secure setting tolerance before dispatch. We provide a complimentary in-house Certificate of Authenticity with your purchase. For independent gemstone appraisal or certification, buyers may choose EHL or GIA services if desired (optional, not included).\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShop Policies\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eProcessing Time: 1–2 business days (in-stock closeout parcel)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShipping: Domestic \u0026amp; international shipping available, charges shown at checkout\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDelivery Estimate: 7–14 business days depending on selected service\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eReturns: 30-day easy return policy accepted\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCertificate: In-house Certificate of Authenticity included\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEarring Backs: Sold separately (does not ship with gemstone pair)\u003c\/span\u003e\u003c\/p\u003e","published_at":"2026-01-02T16:42:31-05:00","created_at":"2026-01-02T16:42:27-05:00","vendor":"Instagem","type":"Loose Gemstone","tags":["4.3mm round gem","blue gem closeout","blue gem for jeweler","blue zircon pair","gem repair upgrade","loose gemstone pair","natural blue zircon","round blue gemstones","round stud stones","stud earring pair","zircon earring gems","zircon pendant stone"],"price":6150,"price_min":6150,"price_max":6150,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":47404063719652,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MSX13909","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Natural Blue Zircon Round Pair 0.82 CT Total (1 Pair) | 4.3mm Calibrated Size, Brilliant Luster | Loose Gemstone for Stud Earrings","public_title":null,"options":["Default Title"],"price":6150,"weight":2,"compare_at_price":null,"inventory_management":"shopify","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0725.jpg?v=1767390065","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0728.jpg?v=1767390065","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0730.jpg?v=1767390065","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0731.jpg?v=1767390065","\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0732.jpg?v=1767390065"],"featured_image":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0725.jpg?v=1767390065","options":["Title"],"media":[{"alt":"Matched natural sky-blue zircon round loose gemstone pair 4.3mm, 0.82ct total weight, brilliant fire sparkle for fine jewelry making closeout parcel.","id":67977517629668,"position":1,"preview_image":{"aspect_ratio":0.75,"height":2979,"width":2234,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0725.jpg?v=1767390065"},"aspect_ratio":0.75,"height":2979,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0725.jpg?v=1767390065","width":2234},{"alt":null,"id":67977517662436,"position":2,"preview_image":{"aspect_ratio":0.75,"height":3079,"width":2309,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0728.jpg?v=1767390065"},"aspect_ratio":0.75,"height":3079,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0728.jpg?v=1767390065","width":2309},{"alt":null,"id":67977517695204,"position":3,"preview_image":{"aspect_ratio":0.75,"height":2731,"width":2048,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0730.jpg?v=1767390065"},"aspect_ratio":0.75,"height":2731,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0730.jpg?v=1767390065","width":2048},{"alt":null,"id":67977517727972,"position":4,"preview_image":{"aspect_ratio":0.75,"height":2901,"width":2176,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0731.jpg?v=1767390065"},"aspect_ratio":0.75,"height":2901,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0731.jpg?v=1767390065","width":2176},{"alt":null,"id":67977517760740,"position":5,"preview_image":{"aspect_ratio":0.75,"height":4032,"width":3024,"src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0732.jpg?v=1767390065"},"aspect_ratio":0.75,"height":4032,"media_type":"image","src":"\/\/www.instagem.net\/cdn\/shop\/files\/IMG_0732.jpg?v=1767390065","width":3024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis vibrant Natural Blue Zircon Round Loose Gemstone Pair (1 Pair, 0.82 CT Total) features a perfectly calibrated 4.3mm round cut, offering brilliant fire, lively sparkle, and a premium sky-blue glow. The matched pair (0.41 CT each) is precision-proportioned for a refined, low-rise setting look, ideal for buyers searching natural blue zircon for stud earrings, December birthstone gemstone pairs, blue gemstone earring stones for jewelers, or high-luster round zircon loose gems for fine jewelry making. A rare closeout opportunity for designers and collectors who love bold color and natural character in petite gemstone sizes.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHighlights\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eStone: Natural Blue Zircon (1 Matched Pair)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShape \/ Cut: Round Faceted Cut\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCalibrated Size: 4.3 × 4.3 × 2.6–2.7mm (approx)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCarat Weight: 0.82 CT Total (0.41 CT each)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eColor: Vivid Sky Blue, Natural Fire\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eClarity: Included but bright, lively face-up brilliance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHardness: 6.5–7.5 on the Mohs Scale (jewelry-grade)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMetal: Loose gemstones only (mounting and earring backs sold separately)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNote: Zircon — Not cubic zirconia, 100% natural gemstone\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMatched Precision Pair: Ideal for symmetrical stud earring and pendant designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHigh Dispersion Fire: Known for diamond-like brilliance and rainbow sparkle.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eJeweler-Friendly Fit: 4.3mm calibrated size works with most standard prong or bezel stud mountings.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNatural Character: Inclusions enhance depth and gemstone personality.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEthically Procured: Sourced through responsible, conflict-free gemstone suppliers.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eUsage\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePerfect for crafting round gemstone stud earrings, minimal solitaire pendants, engagement or fashion rings, birthstone jewelry gifts, or jewelry repair\/upgrade projects by your local jeweler. Loved by buyers searching blue zircon earring pairs, 4.3mm loose gemstones for studs, round blue gemstones for pendants, or high-life gemstone pairs for fine jewelry design. Ideal for jewelers and collectors building gemstone jewelry sets or custom designs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eQuality Assurance\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEvery gemstone pair is individually inspected for cut symmetry, surface polish, color matching, luster, and secure setting tolerance before dispatch. We provide a complimentary in-house Certificate of Authenticity with your purchase. For independent gemstone appraisal or certification, buyers may choose EHL or GIA services if desired (optional, not included).\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShop Policies\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eProcessing Time: 1–2 business days (in-stock closeout parcel)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eShipping: Domestic \u0026amp; international shipping available, charges shown at checkout\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDelivery Estimate: 7–14 business days depending on selected service\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eReturns: 30-day easy return policy accepted\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eCertificate: In-house Certificate of Authenticity included\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eEarring Backs: Sold separately (does not ship with gemstone pair)\u003c\/span\u003e\u003c\/p\u003e"}