{"product_id":"large-8-50ct-natural-unheated-star-ruby-diamond-cluster-ring-gcs-certified-18k-gold","title":"Large 8.50ct Natural Unheated Star Ruby Diamond Cluster Ring, GCS Certified, 18k Gold","description":"\u003cp\u003eA striking and substantial star ruby and diamond cluster ring centred on a large oval cabochon natural star ruby weighing approximately 8.50 carats.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cp\u003eGemstone: Natural star ruby\u003cbr\u003e Treatment: No indications of heating (GCS certified)\u003cbr\u003e Weight: approx. 8.50 carats\u003cbr\u003e Cut: Oval cabochon\u003cbr\u003e Phenomenon: Six-rayed asterism\u003c\/p\u003e\n\u003cp\u003eDiamonds: approx. 0.65 carat total \u003cspan\u003e(Est. VS-VVS, H-I-J Colour)\u003c\/span\u003e\u003cbr\u003e Metal: 18 carat gold (K18)\u003cbr\u003e Ring size: O½ (UK) \/ 7.5 (US)\u003cbr\u003e Gross weight: 7.3 grams\u003cbr\u003e Certification: GCS London\u003cbr\u003e Condition: Excellent\u003c\/p\u003e\n\u003cp\u003eThe ruby displays a distinct six-rayed asterism that moves cleanly across the surface of the dome under directional light. The stone shows an attractive purplish-red body colour with good transparency and a well-proportioned cabochon cut that enhances the visibility and symmetry of the star.\u003c\/p\u003e\n\u003cp\u003eSurrounding the centre stone is a bright cluster of round brilliant cut diamonds, with additional diamond accents to the shoulders, all set in 18 carat yellow gold. The mounting is both elegant and substantial, designed to emphasise the scale and presence of the ruby.\u003c\/p\u003e\n\u003cp\u003eAccompanied, as pictured, by a GCS Gemmological Certification Services (London) report confirming:\u003c\/p\u003e\n\u003cp\u003e– Natural star ruby\u003cbr\u003e – No indications of heating\u003cbr\u003e – Weight approximately 8.50 carats\u003cbr\u003e – Origin undeterminable\u003c\/p\u003e\n\u003cp\u003eUntreated star rubies of this size are uncommon, particularly in wearable jewellery, making this an impressive and highly collectable gemstone ring. Natural inclusions visible at the base of the cabochon, consistent with untreated star ruby.\u003c\/p\u003e\n\u003cp\u003eA bold and refined statement piece suitable for both collectors and everyday wear.\u003c\/p\u003e\n\u003cp\u003eCondition \u0026amp; Authenticity\u003c\/p\u003e\n\u003cp\u003eEach piece has been carefully inspected and is presented in very good condition, with wear consistent with its age and use. Materials and stones are assessed using standard industry methods and professional experience. Additional images or video are available on request.\u003c\/p\u003e\n\u003cp\u003ePricing \u0026amp; taxes\u003c\/p\u003e\n\u003cp\u003ePrices are shown as listed. VAT is not charged on purchases.\u003c\/p\u003e\n\u003cp\u003eInternational orders\u003cbr\u003e Buyers outside the UK are responsible for any import duties, taxes, or customs charges required by their country\u003cbr\u003e ** We offer complimentary Courier shipping worldwide. Fully insured and tracked.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"O1\/2","offer_id":53675204641101,"sku":null,"price":11950.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/3655\/2013\/files\/il_1140xN_7776292061_j291_jpg.webp?v=1775680226","url":"https:\/\/constantinejewels.store\/products\/large-8-50ct-natural-unheated-star-ruby-diamond-cluster-ring-gcs-certified-18k-gold","provider":"Constantine Jewels ","version":"1.0","type":"link"}