{"product_id":"natural-untreated-deep-blue-sapphire-5-07-ct-cushion-bellerophon-gemlab","title":"5.078ct Unheated Cushion Deep Blue Sapphire Investment Grade 5 Carat","description":"\u003ch1 data-start=\"994\" data-end=\"1102\"\u003e\u003cstrong data-start=\"994\" data-end=\"1065\"\u003e5.078 Carat Unheated Cushion Cut Sapphire – The \"Alpha\" of the Vault\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2 data-start=\"313\" data-end=\"363\"\u003eNatural, Unheated Deep Blue Sapphire — 5.078 ct\u003c\/h2\u003e\n\u003cp data-start=\"365\" data-end=\"709\"\u003eCrossing the \u003cstrong data-start=\"378\" data-end=\"399\"\u003e5-carat threshold\u003c\/strong\u003e places this \u003cstrong data-start=\"412\" data-end=\"443\"\u003e5.078 carat natural sapphire\u003c\/strong\u003e into a markedly rarer category of fine material. At this size, the vast majority of sapphires are routinely heat-treated to improve color or clarity. This example remains \u003cstrong data-start=\"615\" data-end=\"638\"\u003ecompletely unheated\u003c\/strong\u003e, preserved in its natural state exactly as it formed within the earth.\u003c\/p\u003e\n\u003cp data-start=\"711\" data-end=\"952\"\u003eIts combination of \u003cstrong data-start=\"730\" data-end=\"758\"\u003esignificant carat weight\u003c\/strong\u003e, \u003cstrong data-start=\"760\" data-end=\"784\"\u003euntreated provenance\u003c\/strong\u003e, and \u003cstrong data-start=\"790\" data-end=\"818\"\u003ebalanced deep blue color\u003c\/strong\u003e positions it well above standard commercial sapphires and into a category sought by collectors and high-end custom jewelry designers.\u003c\/p\u003e\n\u003chr data-start=\"954\" data-end=\"957\"\u003e\n\u003ch2 data-start=\"959\" data-end=\"987\"\u003eColor Profile — Deep Blue\u003c\/h2\u003e\n\u003cp data-start=\"989\" data-end=\"1267\"\u003eThis sapphire displays a \u003cstrong data-start=\"1014\" data-end=\"1027\"\u003edeep blue\u003c\/strong\u003e color profile characterized by strong saturation and a medium-to-deep tone. Rather than a bright commercial blue engineered through treatment, the color reflects \u003cstrong data-start=\"1190\" data-end=\"1219\"\u003enatural depth and density\u003c\/strong\u003e, offering a more refined, understated presence.\u003c\/p\u003e\n\u003cp data-start=\"1269\" data-end=\"1523\"\u003eUnder direct lighting, the stone reveals rich blue body color across the crown facets. In lower or ambient light, the tone deepens, presenting a classic, elegant blue favored by collectors who value \u003cstrong data-start=\"1468\" data-end=\"1522\"\u003enatural color integrity over artificial brightness\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1525\" data-end=\"1715\"\u003eThis color profile is especially well suited for custom jewelry where contrast, metal choice, and setting design are used to enhance presence rather than relying on surface brightness alone.\u003c\/p\u003e\n\u003chr data-start=\"1717\" data-end=\"1720\"\u003e\n\u003ch2 data-start=\"1722\" data-end=\"1746\"\u003eCut \u0026amp; Visual Presence\u003c\/h2\u003e\n\u003cp data-start=\"1748\" data-end=\"2026\"\u003eCut in a \u003cstrong data-start=\"1757\" data-end=\"1774\"\u003ecushion shape\u003c\/strong\u003e, this sapphire benefits from a faceting style known to retain and redistribute light more evenly than elongated shapes. Cushion cuts are traditionally favored for sapphires of deeper color, as they help maintain visual balance while preserving weight.\u003c\/p\u003e\n\u003cp data-start=\"2028\" data-end=\"2280\"\u003eThe stone presents a \u003cstrong data-start=\"2049\" data-end=\"2078\"\u003estrong face-up appearance\u003c\/strong\u003e, offering substantial visual presence consistent with its 5-carat weight. Its proportions support even color distribution across the crown, making it suitable for both classic and contemporary designs.\u003c\/p\u003e\n\u003chr data-start=\"2282\" data-end=\"2285\"\u003e\n\u003ch2 data-start=\"2287\" data-end=\"2315\"\u003eRarity \u0026amp; Collector Appeal\u003c\/h2\u003e\n\u003cp data-start=\"2317\" data-end=\"2555\"\u003eUnheated sapphires exceeding \u003cstrong data-start=\"2346\" data-end=\"2358\"\u003e5 carats\u003c\/strong\u003e are uncommon, particularly when combined with clean transparency and stable color. Many stones in this size range are either heavily treated, overly dark, or compromised in cut to preserve weight.\u003c\/p\u003e\n\u003cp data-start=\"2557\" data-end=\"2604\"\u003eThis sapphire appeals to buyers who prioritize:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"2607\" data-end=\"2640\"\u003e\u003cstrong data-start=\"2607\" data-end=\"2640\"\u003eNatural, untreated provenance\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2643\" data-end=\"2671\"\u003eMeaningful \u003cstrong data-start=\"2654\" data-end=\"2671\"\u003e5+ carat size\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2674\" data-end=\"2703\"\u003eDeep, classic blue coloration\u003c\/li\u003e\n\u003cli data-start=\"2706\" data-end=\"2764\"\u003eLong-term scarcity rather than trend-driven color profiles\u003c\/li\u003e\n\u003cli data-start=\"2767\" data-end=\"2819\"\u003eSuitability for bespoke or heirloom-oriented jewelry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2821\" data-end=\"2951\"\u003eIt is best suited for collectors and designers seeking \u003cstrong data-start=\"2876\" data-end=\"2914\"\u003esubstance, scale, and authenticity\u003c\/strong\u003e, rather than mass-market brilliance.\u003c\/p\u003e\n\u003chr data-start=\"2953\" data-end=\"2956\"\u003e\n\u003cp data-start=\"2991\" data-end=\"3147\"\u003e\u003cstrong\u003eAll specifications are independently tested and verified by a recognized gemological laboratory. The original laboratory report is provided with purchase.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"3206\" data-end=\"3209\"\u003e\n\u003ch2 data-start=\"3211\" data-end=\"3240\"\u003eGemological Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"3242\" data-end=\"3254\"\u003e\n\u003cstrong\u003eIdentity\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"3257\" data-end=\"3288\"\u003e\n\u003cstrong data-start=\"3257\" data-end=\"3269\"\u003eSpecies:\u003c\/strong\u003e Natural Corundum\u003c\/li\u003e\n\u003cli data-start=\"3291\" data-end=\"3314\"\u003e\n\u003cstrong data-start=\"3291\" data-end=\"3303\"\u003eVariety:\u003c\/strong\u003e Sapphire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3316\" data-end=\"3328\"\u003e\n\u003cstrong\u003ePhysical\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"3331\" data-end=\"3358\"\u003e\n\u003cstrong data-start=\"3331\" data-end=\"3348\"\u003eCarat Weight:\u003c\/strong\u003e 5.078 ct\u003c\/li\u003e\n\u003cli data-start=\"3361\" data-end=\"3401\"\u003e\n\u003cstrong data-start=\"3361\" data-end=\"3376\"\u003eDimensions:\u003c\/strong\u003e 10.15 × 8.04 × 6.28 mm\u003c\/li\u003e\n\u003cli data-start=\"3404\" data-end=\"3441\"\u003e\n\u003cstrong data-start=\"3404\" data-end=\"3420\"\u003eShape \u0026amp; Cut:\u003c\/strong\u003e Cushion, Mixed Cut\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3404\" data-end=\"3441\"\u003e\n\u003cstrong\u003eOptical\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"3457\" data-end=\"3479\"\u003e\n\u003cstrong data-start=\"3457\" data-end=\"3467\"\u003eColor:\u003c\/strong\u003e Deep Blue\u003c\/li\u003e\n\u003cli data-start=\"3482\" data-end=\"3556\"\u003e\n\u003cstrong data-start=\"3482\" data-end=\"3510\"\u003eHue \/ Tone \/ Saturation:\u003c\/strong\u003e Blue · Medium-Deep Tone · Strong Saturation\u003c\/li\u003e\n\u003cli data-start=\"3559\" data-end=\"3590\"\u003e\n\u003cstrong data-start=\"3559\" data-end=\"3576\"\u003eTransparency:\u003c\/strong\u003e Transparent\u003c\/li\u003e\n\u003cli data-start=\"3593\" data-end=\"3687\"\u003e\n\u003cstrong data-start=\"3593\" data-end=\"3605\"\u003eClarity:\u003c\/strong\u003e Eye-clean to lightly included\u003cbr data-start=\"3635\" data-end=\"3638\"\u003e\u003cem data-start=\"3640\" data-end=\"3685\"\u003e(No durability-impacting features observed)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3690\" data-end=\"3723\"\u003e\n\u003cstrong data-start=\"3690\" data-end=\"3707\"\u003eFluorescence:\u003c\/strong\u003e None observed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"3180\" data-end=\"3210\"\u003eProvenance \u0026amp; Documentation\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"3754\" data-end=\"3818\"\u003e\n\u003cstrong data-start=\"3754\" data-end=\"3776\"\u003eGeological Origin:\u003c\/strong\u003e Basaltic-related deposit (lab verified)\u003c\/li\u003e\n\u003cli data-start=\"3821\" data-end=\"3863\"\u003e\n\u003cstrong data-start=\"3821\" data-end=\"3835\"\u003eTreatment:\u003c\/strong\u003e No indications of heating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3349\" data-start=\"3327\"\u003eLaboratory Report:\u003c\/strong\u003e Bellerophon Gemlab \u003cem data-end=\"3402\" data-start=\"3369\"\u003e(B45894)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3865\" data-end=\"3868\"\u003e\n\u003ch4\u003e\u003cstrong data-start=\"3414\" data-end=\"3469\"\u003eEstimated Market Value Range (Contextual Reference)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cem data-start=\"3471\" data-end=\"3588\"\u003eMarket values are provided for contextual reference only and may vary based on venue, timing, and buyer preference.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem data-start=\"3471\" data-end=\"3588\"\u003eEstimated Market Value Range (2026 Index)\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"3988\" data-end=\"4016\" style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003eCommercial–Fine Market\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"4017\" data-end=\"4122\"\u003e\n\u003cem data-start=\"4017\" data-end=\"4052\"\u003e(Dealer retail \/ online listings)\u003c\/em\u003e\u003cbr data-start=\"4052\" data-end=\"4055\"\u003e\u003cstrong data-start=\"4055\" data-end=\"4084\"\u003e$1,800 – $4,200 per carat\u003c\/strong\u003e\u003cbr data-start=\"4084\" data-end=\"4087\"\u003eApprox. \u003cstrong data-start=\"4095\" data-end=\"4122\"\u003e$9.000 – $21,000 total\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4124\" data-end=\"4222\"\u003eTypically reflects heated material, smaller stones, or sapphires lacking verified unheated status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4224\" data-end=\"4227\"\u003e\n\u003cul\u003e\n\u003cli data-start=\"4229\" data-end=\"4260\" style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003eHigh-End Unheated Segment\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"4261\" data-end=\"4328\"\u003e\n\u003cstrong data-start=\"4261\" data-end=\"4290\"\u003e$7,500 – $12,000 per carat\u003c\/strong\u003e\u003cbr data-start=\"4290\" data-end=\"4293\"\u003eApprox. \u003cstrong data-start=\"4301\" data-end=\"4328\"\u003e$38,000 – 60,000 total\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4330\" data-end=\"4496\"\u003eThis is the current benchmark for 5ct+ cushions with verified 'No Heat' status. The cushion cut carries a 15% shape premium due to its high demand in bespoke bridal jewelry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"4498\" data-end=\"4501\"\u003e\n\u003cul\u003e\n\u003cli data-start=\"4503\" data-end=\"4540\" style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003eExceptional \/ Specialty Markets\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli data-start=\"4541\" data-end=\"4610\"\u003e\n\u003cstrong data-start=\"4541\" data-end=\"4571\"\u003e$15,000 – $25,000+ per carat\u003c\/strong\u003e\u003cbr data-start=\"4571\" data-end=\"4574\"\u003eApprox. \u003cstrong data-start=\"4582\" data-end=\"4610\"\u003e$75,000 – $125,000+ total\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4612\" data-end=\"4753\"\u003eAchieved for top-tier Royal Blue saturation and heritage-grade clarity in 5ct+ unheated specimens.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VF Jewelry and Gems","offers":[{"title":"Default Title","offer_id":43069700997214,"sku":"5.078","price":41500.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/vfjewelryandgems.com\/products\/natural-untreated-deep-blue-sapphire-5-07-ct-cushion-bellerophon-gemlab","provider":"VF Jewelry and Gems","version":"1.0","type":"link"}