{"product_id":"antique-old-european-cut-diamond-ring-platinum","title":"Antique Old European Cut Diamond Ring in Platinum | 17 Diamonds | Circa 1918–1925","description":"\u003cp\u003eIntricate and unmistakably handcrafted, this graceful antique diamond ring captures the elegance of the transition from the Edwardian era into the early Art Deco period. Crafted in platinum, the ring is centered by a lively Old European Cut diamond surrounded by sixteen accent diamonds that flow through an airy openwork navette-inspired design. Every curve, bead, and engraved detail reflects the remarkable handcraftsmanship that defined fine jewelry in the early twentieth century.\u003c\/p\u003e\n\u003cp\u003eRather than relying on bold size alone, the ring creates its presence through balance, light, and detail. The pierced gallery allows light to reach the center diamond from below, while the surrounding diamonds and delicate milgrain soften the design into an elegant composition that remains just as beautiful today as when it was first created.\u003c\/p\u003e\n\u003cp\u003eMore than a century later, this ring stands as a beautiful example of authentic antique craftsmanship—a one-of-a-kind piece created by hand during an era when jewelry was built with remarkable attention to detail and artistry rarely duplicated today. \u003c\/p\u003e\n\u003ch3\u003eAt A Glance \u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAuthentic Antique Diamond Ring\u003c\/li\u003e\n\u003cli\u003eNatural Old European Cut Center Diamond\u003c\/li\u003e\n\u003cli\u003eSixteen Natural Accent Diamonds\u003c\/li\u003e\n\u003cli\u003eSolid Platinum\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHand-Applied Milgrain \u0026amp; Pierced Gallery\u003c\/li\u003e\n\u003cli\u003eCirca 1918–1925\u003c\/li\u003e\n\u003cli\u003eSize 7.5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal:\u003c\/strong\u003e Solid Platinum (10% Iridium Alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHallmarks:\u003c\/strong\u003e \"10% IR...\" (partially legible)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEra:\u003c\/strong\u003e Late Edwardian to Early Art Deco, Circa 1918–1925\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter Stone:\u003c\/strong\u003e Natural Old European Cut Diamond\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter Stone Diameter:\u003c\/strong\u003e Approximately 5.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEstimated Center Weight:\u003c\/strong\u003e Approximately 0.50 carat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccent Diamonds:\u003c\/strong\u003e Twelve approximately 1.5 mm and four approximately 1.0 mm natural diamonds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Stones:\u003c\/strong\u003e Seventeen Diamonds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Weight:\u003c\/strong\u003e 3.87 grams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Size:\u003c\/strong\u003e 7.5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe Diamonds\u003c\/h3\u003e\n\u003cp\u003eThe ring is centered by a natural Old European Cut diamond measuring approximately 5.0 mm in diameter and estimated to weigh approximately 0.50 carat. The diamond displays the broad flashes of light and distinctive faceting that have made Old European Cuts enduringly admired for more than a century.\u003c\/p\u003e\n\u003cp\u003eSurrounding the center stone are sixteen natural accent diamonds individually set throughout the openwork mounting. Together they create a balanced presentation that enhances the center diamond while adding sparkle from nearly every angle without overwhelming the graceful design.\u003c\/p\u003e\n\u003cp\u003eUnder magnification, the center diamond displays natural internal characteristics consistent with an antique diamond. These inclusions are typical of genuine period stones and contribute to its individuality while remaining unobtrusive during normal viewing.\u003c\/p\u003e\n\u003ch3\u003eThe Design\u003c\/h3\u003e\n\u003cp\u003eCrafted in platinum, the ring beautifully reflects the transition between the graceful elegance of the late Edwardian era and the emerging geometry of early Art Deco design. The elongated navette-inspired form creates exceptional finger coverage while maintaining a refined profile that remains comfortable for everyday wear.\u003c\/p\u003e\n\u003cp\u003eThe delicate openwork, hand-applied milgrain, pierced gallery, and carefully engraved shoulders demonstrate the remarkable level of craftsmanship achieved by jewelers of the period. Each of the seventeen diamonds is individually positioned within the flowing design, creating a ring that feels harmonious rather than symmetrical, with every element contributing to its overall character.\u003c\/p\u003e\n\u003cp\u003eAlthough modest in weight, the ring possesses an impressive visual presence through its intricate architecture and beautifully proportioned design.\u003c\/p\u003e\n\u003ch3\u003eThe Hallmarks\u003c\/h3\u003e\n\u003cp\u003eThe ring bears a partially legible hallmark reading \u003cstrong\u003e\"10% IR...\"\u003c\/strong\u003e. While the remaining characters have become worn with age, the visible portion is consistent with the \u003cstrong\u003e\"10% IRID. PLAT.\"\u003c\/strong\u003e hallmark commonly found on early twentieth-century platinum jewelry.\u003c\/p\u003e\n\u003cp\u003ePlatinum alloyed with approximately 10% iridium was widely used during the Edwardian and early Art Deco periods for its strength and durability, making it particularly well-suited to the delicate pierced galleries, fine engraving, and intricate settings characteristic of the era. The visible hallmark is consistent with both the ring's construction and its estimated age.\u003c\/p\u003e\n\u003ch3\u003eCondition\u003c\/h3\u003e\n\u003cp\u003eVery good antique condition consistent with age and careful preservation.\u003c\/p\u003e\n\u003cp\u003eThe openwork remains crisp, the engraving and milgrain retain excellent definition, and all diamonds appear secure in their settings. Normal signs of wear are present, consistent with a ring that has been carefully worn and enjoyed for more than a century.\u003c\/p\u003e\n\u003ch3\u003ePhotography Note\u003c\/h3\u003e\n\u003cp\u003ePhotographed under soft-spectrum lighting and high magnification to accurately capture the diamonds, hand craftsmanship, and architectural details of the setting. Enlarged images are intended to reveal gemstone characteristics, surface condition, craftsmanship, and construction details beyond what is typically visible during normal viewing.\u003c\/p\u003e","brand":"The TERA Collection","offers":[{"title":"Default Title","offer_id":52534166683959,"sku":null,"price":2295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/8889\/3239\/files\/Old_European_Cut_Diamond_Ring_in_Platinum.jpg?v=1782553993","url":"https:\/\/theteracollection.com\/products\/antique-old-european-cut-diamond-ring-platinum","provider":"The TERA Collection","version":"1.0","type":"link"}