{"product_id":"antique-art-deco-sapphire-diamond-platinum-ring","title":"Antique, Bishop and Bishop, Art Deco, 10% Irid Platinum Natural Blue Sapphire \u0026 Diamond Ring","description":"\u003cp data-start=\"143\" data-end=\"520\"\u003eA true survivor of the Art Deco era, this ring carries the unmistakable presence of a \u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003e\u003cstrong\u003ehand-forged piece, not mass-produced, \u003c\/strong\u003eby the well-known Newark jewelry manufacturer Bishop \u0026amp; Bishop\u003c\/span\u003e—a rare example of craftsmanship from a time when jewelry was built with intention, not efficiency.  There’s an immediate sense of substance in hand—dense, solid, and quietly powerful—reflecting the superior materials and methods of the 1920s.\u003c\/p\u003e\n\u003cp data-start=\"522\" data-end=\"869\"\u003eAt its core is a vivid sapphire, elevated within a striking architectural “bridge” gallery. The design rises with purpose, echoing the bold geometry of the era’s skyline, as if the stone itself is suspended at the center of a miniature structure. Every angle reveals thoughtful hand-finishing—details that simply don’t exist in modern cast pieces.\u003c\/p\u003e\n\u003cp data-start=\"871\" data-end=\"959\"\u003eThis isn’t just vintage. It’s a piece of history you can feel the moment you pick it up.\u003c\/p\u003e\n\u003ch3\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal:\u003c\/strong\u003e 10% Iridium Platinum (Hallmarked)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.8 Grams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Stone:\u003c\/strong\u003e Natural Blue Sapphire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Vivid Royal Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccents:\u003c\/strong\u003e 6 Original Single-Cut Diamonds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEra:\u003c\/strong\u003e Circa 1925\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer: \u003c\/strong\u003eBishop and Bishop- Authentic Bishop \u0026amp; Bishop Art Deco rings are increasingly difficult to find. This New Jersey-based maker, active in the early 20th century (circa 1910–1950s), was known for producing finely crafted pieces in gold and platinum, with a focus on quality construction and enduring design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDETAILS\u003c\/h3\u003e\n\u003cp\u003eThis is an authentic Art Deco survivor featuring a hand-finished \"Bridge\" filigree gallery.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Stone:\u003c\/strong\u003e The sapphire shows natural internal inclusions (silk and feathers) under magnification, confirming earth-mined origin. The color remains a strong blue in all lighting profiles. At high magnification, the stone could be unheated, but this is not confirmed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Metal:\u003c\/strong\u003e Solid 10% Iridium Platinum with era-correct surface patina. The interior shank contains an original manufacturing die-strike irregularity from the forging process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Hallmarks:\u003c\/strong\u003e Stamped \"10% IRID PLAT\". Maker's marks are present but show significant wear and are currently illegible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCONDITION \u0026amp; AUTHENTICITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis is an authentic antique piece, approximately 100 years old. It has been preserved in its original state, showcasing an honest patina and the unique character of hand-fabricated jewelry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote on Authenticity:\u003c\/strong\u003e The interior shank shows a unique \u003cstrong\u003eperiod-correct miss-stamp\u003c\/strong\u003e from the original jeweler’s punch. This double-strike is a common characteristic of hand-finished early 20th-century jewelry and serves as a \"fingerprint\" of its authentic, manual creation.\u003c\/li\u003e\n\u003cli\u003eThe head shows evidence of a historic repair, likely completed using a different metal alloy. The repair is only visible under certain lighting conditions and close examination, and does not impact the ring's structural integrity or wearability.\u003c\/li\u003e\n\u003cli\u003eThe shank shows some thinning.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TERRA","offers":[{"title":"Default Title","offer_id":51999583011127,"sku":null,"price":1150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/8889\/3239\/files\/Platinum_Sapphiree_Ring.png?v=1780228776","url":"https:\/\/theteracollection.com\/products\/antique-art-deco-sapphire-diamond-platinum-ring","provider":"The TERA Collection","version":"1.0","type":"link"}