{"product_id":"3ct-old-mine-cushion-lab-grown-diamond-solitaire-engagement-ring","title":"3.00ct Old Mine Cushion Lab Grown Diamond Solitaire Engagement Ring | IGI Certified | Unii Jewels","description":"\u003cp\u003e\u003cspan\u003eClassic solitaire simplicity meets antique-inspired diamond character in the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUnii Jewels 3.00ct Old Mine Cushion Lab Grown Diamond Solitaire Engagement Ring\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt the center is a substantial \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00ct Old Mine Cushion Lab Grown Diamond\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, offered in the supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eD-E-F color and VVS-VS clarity ranges\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eExcellent cut\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e specification and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIGI certification\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause the entire \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00CT total diamond weight\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is concentrated in a single center stone, the ring maintains a true solitaire hierarchy. There are no supplied side diamonds, pavé accents or halo stones competing with the center. The visual identity comes directly from the Old Mine Cushion shape, its substantial scale and the refined proportions of the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2mm band\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e💎 Diamond Details\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTotal Diamond Weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3.00CT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDiamond Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lab Grown Diamond\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDiamond Shape:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Old Mine Cushion\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCarat Weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3.00CT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDiamond Color:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e D-E-F\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDiamond Clarity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e VVS-VS\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCut:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Excellent\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCertification:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e IGI Certified\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e💍 Ring Details\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eStyle \/ Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solitaire\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solitaire Engagement Ring\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eBand Width:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2mm\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMetal Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Silver, Gold, Platinum\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWear:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engagement, wedding, anniversary, special occasions and fine-jewelry wear\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eThe Design Story — Old-World Character, Modern Simplicity\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFrom a jewelry designer's perspective, the appeal of this ring comes from allowing a distinctive center shape to do almost all of the visual work.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAn Old Mine Cushion combines the softness associated with Cushion geometry with an antique-inspired personality. Rather than surrounding that character with additional diamond shapes, the solitaire format gives the center stone enough visual space to remain completely recognizable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00ct\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the diamond also carries enough scale to establish a strong presence without relying on a halo to increase the overall appearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe design hierarchy remains beautifully simple:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRefined 2mm Band → Solitaire Setting → 3.00ct Old Mine Cushion\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy a 3.00ct Old Mine Cushion Makes a Strong Centerpiece\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eIncreasing the center from a smaller Cushion to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00ct\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e changes the visual relationship between diamond and band.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe diamond becomes the dominant architectural element of the ring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts larger face creates greater visual presence, while the Cushion-derived outline prevents the design from feeling excessively rigid or geometric.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis combination of substantial scale and softened geometry gives the ring a distinctive balance between boldness and refinement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCushion Softness + Structured Form\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eOne of the reasons Cushion-shaped diamonds remain distinctive is the way they combine different geometric qualities.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe outline has recognizable corners, but those corners are softened rather than sharply squared.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe sides provide structure, while the curved transitions prevent the silhouette from feeling severe.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis creates an appealing middle ground between the circular symmetry of a Round diamond and the sharper architecture of shapes such as Princess or Emerald.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith an Old Mine Cushion, that geometry also carries a more antique-inspired visual identity.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e100% of the Diamond Weight in One Center Stone\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe supplied total diamond weight is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00CT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and the supplied center diamond is also \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00CT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat means the full diamond weight is concentrated in one focal stone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFrom a design standpoint, this is important because there is no secondary hierarchy to manage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThere is no:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCenter + Halo\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCenter + Side Stones\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCenter + Pavé\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInstead, the concept remains:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eOne Diamond → One Focal Point\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is the defining strength of a solitaire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy the 2mm Band Works\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2mm band\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e creates deliberate contrast with a substantial 3.00ct center.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRather than matching the visual weight of the diamond with an unnecessarily heavy shank, the refined band acts as a supporting foundation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis allows the center stone to appear even more prominent while preserving an elegant overall profile.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe relationship becomes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFine Metal Foundation → Large Old Mine Cushion Center\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat difference in scale helps emphasize the diamond without adding additional decorative elements.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSolitaire Without Visual Distraction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA Halo can enlarge the overall diamond-covered footprint.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePavé can extend brilliance along the band.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSide stones can create additional horizontal width.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA solitaire takes the opposite approach.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt removes those competing elements so the viewer notices the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eshape, scale and individual character of the center diamond first\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThat approach is particularly effective with an Old Mine Cushion because the center stone already has a distinctive identity worth showcasing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhy Choose This 3ct Old Mine Cushion Solitaire?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis design is particularly suited to someone who appreciates antique-inspired diamond character but prefers a clean, contemporary ring composition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eOld Mine Cushion\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e supplies the personality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.00ct scale\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e supplies the presence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esolitaire design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e supplies the simplicity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAnd the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2mm band\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a refined foundation without competing for attention.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRather than using additional diamonds to make the ring visually complex, the design allows one substantial center stone to carry the entire composition.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThe result is a 3.00ct solitaire engagement ring where Old Mine Cushion character, substantial center-stone presence and a refined 2mm foundation create a clean balance between antique-inspired personality and modern simplicity.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Unii Jewels","offers":[{"title":"925 Silver","offer_id":67221899477241,"sku":null,"price":123455.0,"currency_code":"INR","in_stock":true},{"title":"10K White Gold","offer_id":67221899510009,"sku":null,"price":157462.0,"currency_code":"INR","in_stock":true},{"title":"10K Yellow Gold","offer_id":67221899542777,"sku":null,"price":157462.0,"currency_code":"INR","in_stock":true},{"title":"10K Rose Gold","offer_id":67221899575545,"sku":null,"price":157462.0,"currency_code":"INR","in_stock":true},{"title":"14K White 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