{"product_id":"🏛️-rare-georgian-c-1830-square-carnelian-agate-brooch-in-tested-9ct-gold-scottish-hardstone-jewellery-tradition","title":"Rare Georgian Square Carnelian Agate Brooch 9ct Gold","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot qMYqUG_convSearchResultTextHighlightSafari\"\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-6a0a10a4-e208-8391-b97d-e6d71541163a-3\" class=\"\"\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-14\" data-turn-id-container=\"request-6a0a10a4-e208-8391-b97d-e6d71541163a-3\" data-turn-id=\"request-6a0a10a4-e208-8391-b97d-e6d71541163a-3\" dir=\"auto\" class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-message-id=\"9c02d841-8d8d-4ebe-afa3-2c3769a3c5f9\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch2 data-end=\"117\" data-start=\"0\" data-section-id=\"7sv4er\"\u003e🏛️ Rare Georgian c.1830 Square Carnelian Agate Brooch in Tested 9ct Gold — Scottish Hardstone Jewellery Tradition\u003c\/h2\u003e\n\u003chr data-end=\"122\" data-start=\"119\"\u003e\n\u003ch3 data-end=\"149\" data-start=\"124\" data-section-id=\"6qa7e\"\u003eSubject \u0026amp; Medium 🔶\u003c\/h3\u003e\n\u003cp data-end=\"497\" data-start=\"150\"\u003eAn elegant and finely hand-crafted early 19th-century Georgian brooch, centred with a natural square-cut carnelian agate and mounted in tested 9ct gold. The stone exhibits a richly atmospheric colour palette ranging from deep amber and burnt orange through to dramatic oxblood red tones, enhanced by areas of gentle translucency along the edges.\u003c\/p\u003e\n\u003cp data-end=\"696\" data-start=\"499\"\u003eNatural internal inclusions, clouding, and soft tonal banding animate the surface beautifully under changing light, producing the warm luminous depth highly prized in antique chalcedony hardstones.\u003c\/p\u003e\n\u003chr data-end=\"701\" data-start=\"698\"\u003e\n\u003ch3 data-end=\"735\" data-start=\"703\" data-section-id=\"1iakpu8\"\u003eComposition \u0026amp; Technique 🎨\u003c\/h3\u003e\n\u003cp data-end=\"1065\" data-start=\"736\"\u003eThe brooch is executed in a bold architectural square form, reflecting the restrained elegance associated with Georgian and early Victorian hardstone jewellery. The carnelian has been carefully shaped into a softly domed square cabochon and polished to reveal the stone’s natural depth, internal structure, and tonal variation.\u003c\/p\u003e\n\u003cp data-end=\"1290\" data-start=\"1067\"\u003eA hand-fabricated claw setting secures the stone while intentionally remaining visually understated, allowing the agate itself to dominate the composition — a defining characteristic of the Scottish agate-working tradition.\u003c\/p\u003e\n\u003cp data-end=\"1530\" data-start=\"1292\"\u003eThe reverse retains its early period pin and clasp assembly, displaying the honest hand-made construction expected of jewellery from this era. The brooch possesses a strong sculptural quality with an impressive tactile presence when worn.\u003c\/p\u003e\n\u003chr data-end=\"1535\" data-start=\"1532\"\u003e\n\u003ch3 data-end=\"1569\" data-start=\"1537\" data-section-id=\"x4v604\"\u003eHistorical Significance 📜\u003c\/h3\u003e\n\u003cp data-end=\"1922\" data-start=\"1570\"\u003eDating to approximately \u003cstrong data-end=\"1608\" data-start=\"1594\"\u003ecirca 1830\u003c\/strong\u003e, this brooch occupies an important transitional point between the late Georgian and early Victorian periods. During this era, Scottish hardstone jewellery gained widespread popularity, celebrating the inherent beauty of naturally occurring agates and chalcedonies through refined, minimally intrusive gold mounts.\u003c\/p\u003e\n\u003cp data-end=\"2149\" data-start=\"1924\"\u003ePieces of this type are increasingly sought after for their connection to Britain’s historic agate-working traditions and for their ability to bridge two of the most influential stylistic periods in British jewellery history.\u003c\/p\u003e\n\u003chr data-end=\"2154\" data-start=\"2151\"\u003e\n\u003ch3 data-end=\"2180\" data-start=\"2156\" data-section-id=\"sx9rmj\"\u003eAbout the Maker 👤\u003c\/h3\u003e\n\u003cp data-end=\"2420\" data-start=\"2181\"\u003eUnmarked, as is entirely consistent with jewellery of this age and origin. The piece was likely produced by a skilled British provincial goldsmith working either within Scotland or under the influence of the Scottish hardstone tradition.\u003c\/p\u003e\n\u003cp data-end=\"2597\" data-start=\"2422\"\u003eThe quality of fabrication, mount construction, and stone finishing reflects experienced early 19th-century hand craftsmanship rather than later industrial production methods.\u003c\/p\u003e\n\u003chr data-end=\"2602\" data-start=\"2599\"\u003e\n\u003ch3 data-end=\"2623\" data-start=\"2604\" data-section-id=\"t54mkk\"\u003eProvenance 📦\u003c\/h3\u003e\n\u003cp data-end=\"2816\" data-start=\"2624\"\u003eCurated by \u003cstrong data-end=\"2671\" data-start=\"2635\"\u003eCheshire Antiques Consultant LTD\u003c\/strong\u003e and sourced through the United Kingdom antiques trade from a private collection together with a respected West Yorkshire-based jewellery dealer.\u003c\/p\u003e\n\u003chr data-end=\"2821\" data-start=\"2818\"\u003e\n\u003ch3 data-end=\"2849\" data-start=\"2823\" data-section-id=\"oczxo2\"\u003eWhy You’ll Love It ✅\u003c\/h3\u003e\n\u003cp data-end=\"3603\" data-start=\"2851\"\u003e✔ Visually striking square cabochon design\u003cbr data-end=\"2905\" data-start=\"2902\"\u003e✔ Beautiful natural carnelian displaying rich glowing colour variation\u003cbr data-end=\"2978\" data-start=\"2975\"\u003e✔ Warm amber, burnt orange, and oxblood red tonal depth\u003cbr data-end=\"3036\" data-start=\"3033\"\u003e✔ Strong geometric form with elegant sculptural presence\u003cbr data-end=\"3095\" data-start=\"3092\"\u003e✔ Fine example of the Scottish hardstone jewellery tradition\u003cbr data-end=\"3158\" data-start=\"3155\"\u003e✔ Hand-crafted Georgian-period workmanship\u003cbr data-end=\"3213\" data-start=\"3210\"\u003e✔ Transitional circa 1830 dating appeals to both Georgian and Victorian collectors\u003cbr data-end=\"3298\" data-start=\"3295\"\u003e✔ Substantial feel at 7.38 grams with excellent wearable balance\u003cbr data-end=\"3365\" data-start=\"3362\"\u003e✔ Versatile styling — equally suited to modern and period dress\u003cbr data-end=\"3431\" data-start=\"3428\"\u003e✔ Completely unique natural stone with one-of-a-kind internal patterning\u003cbr data-end=\"3506\" data-start=\"3503\"\u003e✔ Increasingly desirable category among international collectors of antique hardstone jewellery\u003c\/p\u003e\n\u003chr data-end=\"3608\" data-start=\"3605\"\u003e\n\u003ch3 data-end=\"3636\" data-start=\"3610\" data-section-id=\"24993o\"\u003eSize \u0026amp; Dimensions 📏\u003c\/h3\u003e\n\u003cul data-end=\"3773\" data-start=\"3638\"\u003e\n\u003cli data-end=\"3673\" data-start=\"3638\" data-section-id=\"6bsno\"\u003e\n\u003cstrong data-end=\"3650\" data-start=\"3640\"\u003eWidth:\u003c\/strong\u003e approximately 2.7 cm\u003c\/li\u003e\n\u003cli data-end=\"3710\" data-start=\"3674\" data-section-id=\"16ts7l9\"\u003e\n\u003cstrong data-end=\"3687\" data-start=\"3676\"\u003eHeight:\u003c\/strong\u003e approximately 2.7 cm\u003c\/li\u003e\n\u003cli data-end=\"3746\" data-start=\"3711\" data-section-id=\"8ka0wv\"\u003e\n\u003cstrong data-end=\"3723\" data-start=\"3713\"\u003eDepth:\u003c\/strong\u003e approximately 0.5 cm\u003c\/li\u003e\n\u003cli data-end=\"3773\" data-start=\"3747\" data-section-id=\"v7i5ka\"\u003e\n\u003cstrong data-end=\"3760\" data-start=\"3749\"\u003eWeight:\u003c\/strong\u003e 7.38 grams\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3857\" data-start=\"3775\"\u003eA highly wearable yet visually impactful size with pleasing proportions and depth.\u003c\/p\u003e\n\u003chr data-end=\"3862\" data-start=\"3859\"\u003e\n\u003ch3 data-end=\"3889\" data-start=\"3864\" data-section-id=\"dpz4dn\"\u003eCondition Report 🔍\u003c\/h3\u003e\n\u003cp data-end=\"4141\" data-start=\"3890\"\u003ePresented in good antique condition with light age-related wear consistent with careful long-term use. One claw is absent; however, the stone remains secure within the mount. This represents a relatively minor and easily restorable issue if desired.\u003c\/p\u003e\n\u003cp data-end=\"4295\" data-start=\"4143\"\u003eThe carnelian itself displays no visible cracks or structural damage and retains an excellent polished surface with strong visual presence throughout.\u003c\/p\u003e\n\u003cp data-end=\"4334\" data-start=\"4297\"\u003eNo presentation box or case included.\u003c\/p\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"057469c9-0034-4c0d-915e-bc309e104c2c\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-model-slug=\"gpt-5-1-thinking\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" dir=\"auto\" data-message-id=\"cde53e37-bf08-4d06-961b-09bec3cdfbee\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003cdiv id=\"thread-bottom-container\" class=\"group\/thread-bottom-container relative isolate z-10 w-full basis-auto has-data-has-thread-error:pt-2 has-data-has-thread-error:[box-shadow:var(--sharp-edge-bottom-shadow)] md:border-transparent md:pt-0 dark:border-white\/20 md:dark:border-transparent content-fade single-line flex flex-col\"\u003e\n\u003cdiv class=\"text-token-text-secondary relative mt-auto flex min-h-8 w-full items-center justify-center p-2 text-center text-xs md:px-[60px]\"\u003e\n\u003chr data-start=\"5336\" data-end=\"5339\"\u003e\n\u003ch2 data-start=\"3609\" data-end=\"3622\"\u003eShipping\u003c\/h2\u003e\n\u003cp data-start=\"3623\" data-end=\"3732\"\u003eWorldwide Shipping Available — Professionally packaged and fully insured for secure international delivery.\u003c\/p\u003e\n\u003cp data-start=\"3734\" data-end=\"3864\"\u003e\u003cstrong data-start=\"3734\" data-end=\"3862\"\u003eAvailable exclusively through Cheshire Antiques Consultant LTD — Inquire now to secure this unique piece.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\u003chr data-end=\"5560\" data-start=\"5557\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cheshire Antiques Consultant LTD","offers":[{"title":"Default Title","offer_id":56894270275962,"sku":"CAC-SK-0487","price":2800.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0201\/2227\/1808\/files\/ezgif-2bc97aef6fbd9709.jpg?v=1779045777","url":"https:\/\/cheshireantiquesconsultantltd.com\/products\/%f0%9f%8f%9b%ef%b8%8f-rare-georgian-c-1830-square-carnelian-agate-brooch-in-tested-9ct-gold-scottish-hardstone-jewellery-tradition","provider":"Cheshire Antiques Consultant LTD","version":"1.0","type":"link"}