{"product_id":"antique-18k-crystal-opal-old-european-cut-diamond-halo-ring-attributed-to-spaulding-co","title":"Antique 18K Crystal Opal \u0026 Old European Cut Diamond Halo Ring | Attributed to Spaulding \u0026 Co.","description":"\u003cp\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"431\" data-start=\"330\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"366\" data-section-id=\"1ulzjqv\" data-start=\"260\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"366\" data-start=\"262\"\u003eAntique Crystal Opal \u0026amp; Old European Cut Diamond Halo Ring | Attributed to Spaulding \u0026amp; Co. | 18K Gold\u003c\/strong\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\n\u003cp data-end=\"578\" data-start=\"388\"\u003eAn exceptional antique crystal opal and diamond halo ring, attributed to \u003cstrong data-end=\"491\" data-start=\"461\"\u003eSpaulding \u0026amp; Co. of Chicago\u003c\/strong\u003e, beautifully showcasing the craftsmanship and elegance of the early twentieth century.\u003c\/p\u003e\n\u003cp data-end=\"1024\" data-start=\"580\"\u003eAt its center rests a captivating \u003cstrong data-end=\"638\" data-start=\"614\"\u003enatural crystal opal\u003c\/strong\u003e measuring approximately \u003cstrong data-end=\"686\" data-start=\"663\"\u003e8.0 × 10.0 × 2.8 mm\u003c\/strong\u003e, displaying vivid play-of-color with broad flashes of \u003cstrong data-end=\"781\" data-start=\"741\"\u003ered, orange, yellow, green, and blue\u003c\/strong\u003e that shift beautifully as the gemstone moves through the light. The translucent crystal body allows the vibrant play-of-color to be appreciated from both the face and back of the stone—a desirable characteristic of fine natural crystal opals.\u003c\/p\u003e\n\u003cp data-end=\"1471\" data-start=\"1026\"\u003eEncircling the opal is a sparkling halo of \u003cstrong data-end=\"1123\" data-start=\"1069\"\u003esixteen hand-cut Old European Cut natural diamonds\u003c\/strong\u003e, each measuring approximately \u003cstrong data-end=\"1176\" data-start=\"1154\"\u003e2.5 mm in diameter\u003c\/strong\u003e with depths ranging from \u003cstrong data-end=\"1216\" data-start=\"1202\"\u003e1.5–2.0 mm\u003c\/strong\u003e, consistent with the deeper proportions of authentic Old European Cuts. The diamonds exhibit the charming characteristics collectors prize, including open culets, smaller tables, slightly off-center facet arrangements, and individually hand-cut symmetry.\u003c\/p\u003e\n\u003cp data-end=\"1763\" data-start=\"1473\"\u003eThe diamonds are estimated to total \u003cstrong data-end=\"1555\" data-start=\"1509\"\u003eapproximately 0.90–1.00 carat total weight\u003c\/strong\u003e by measurement and formula estimate and average \u003cstrong data-end=\"1617\" data-start=\"1604\"\u003eG–H color\u003c\/strong\u003e and \u003cstrong data-end=\"1641\" data-start=\"1622\"\u003eVS1–SI1 clarity\u003c\/strong\u003e. The few SI-graded stones exhibit only minor facet-edge abrasions consistent with age and over a century of careful wear.\u003c\/p\u003e\n\u003cp data-end=\"2100\" data-start=\"1765\"\u003eThe upper mounting is crafted in \u003cstrong data-end=\"1817\" data-start=\"1798\"\u003e18K yellow gold\u003c\/strong\u003e, while the lower shank is a professionally replaced \u003cstrong data-end=\"1895\" data-start=\"1870\"\u003e14K yellow gold shank\u003c\/strong\u003e, a restoration commonly encountered in cherished antique rings that remained in regular wear through generations. The prongs have also been professionally re-tipped in 14K gold during the ring's lifetime.\u003c\/p\u003e\n\u003cp data-end=\"2542\" data-start=\"2102\"\u003eA partially legible maker's mark reading \u003cstrong data-end=\"2153\" data-start=\"2143\"\u003e\"SPAU\"\u003c\/strong\u003e, together with the hallmark style, construction details, and comparison to documented examples, supports attribution to \u003cstrong data-end=\"2304\" data-start=\"2274\"\u003eSpaulding \u0026amp; Co. of Chicago\u003c\/strong\u003e, one of America's distinguished jewelers of the late nineteenth and early twentieth centuries. While the attribution cannot be stated with absolute certainty due to the incomplete hallmark, the evidence strongly supports this conclusion.\u003c\/p\u003e\n\u003cp data-end=\"2775\" data-start=\"2544\"\u003eThis remarkable ring combines exceptional antique craftsmanship, nearly one carat of Old European Cut diamonds, and a beautifully colorful natural crystal opal into a timeless heirloom worthy of any fine antique jewelry collection. #A\u003c\/p\u003e\n\u003chr data-end=\"2780\" data-start=\"2777\"\u003e\n\u003ch3 data-end=\"2796\" data-section-id=\"1tmzw1z\" data-start=\"2782\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"2796\" data-start=\"2785\"\u003eDetails\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-end=\"3440\" data-start=\"2798\"\u003e\n\u003cli data-end=\"2838\" data-section-id=\"yan6us\" data-start=\"2798\"\u003e\nAttributed to Spaulding \u0026amp; Co., Chicago\n\u003c\/li\u003e\n\u003cli data-end=\"2856\" data-section-id=\"broddy\" data-start=\"2839\"\u003e\nCirca 1900–1925\n\u003c\/li\u003e\n\u003cli data-end=\"2889\" data-section-id=\"zi0vnl\" data-start=\"2857\"\u003e\n18K yellow gold upper mounting\n\u003c\/li\u003e\n\u003cli data-end=\"2943\" data-section-id=\"g4g0n9\" data-start=\"2890\"\u003e\nLater professionally replaced 14K yellow gold shank\n\u003c\/li\u003e\n\u003cli data-end=\"2981\" data-section-id=\"17zn6o9\" data-start=\"2944\"\u003e\n14K professionally re-tipped prongs\n\u003c\/li\u003e\n\u003cli data-end=\"3004\" data-section-id=\"128wll\" data-start=\"2982\"\u003e\nNatural crystal opal\n\u003c\/li\u003e\n\u003cli data-end=\"3059\" data-section-id=\"f59g0x\" data-start=\"3005\"\u003e\nOpal measurements: approximately 8.0 × 10.0 × 2.8 mm\n\u003c\/li\u003e\n\u003cli data-end=\"3103\" data-section-id=\"1pv451g\" data-start=\"3060\"\u003e\nSixteen Old European Cut natural diamonds\n\u003c\/li\u003e\n\u003cli data-end=\"3176\" data-section-id=\"1vwdwwb\" data-start=\"3104\"\u003e\nDiamond measurements: approximately 2.5 mm diameter × 1.5–2.0 mm depth\n\u003c\/li\u003e\n\u003cli data-end=\"3295\" data-section-id=\"c1bkqk\" data-start=\"3177\"\u003e\nEstimated total diamond weight: approximately \u003cstrong data-end=\"3257\" data-start=\"3225\"\u003e0.90–1.00 carat total weight\u003c\/strong\u003e (by measurement and formula estimate)\n\u003c\/li\u003e\n\u003cli data-end=\"3320\" data-section-id=\"v032gn\" data-start=\"3296\"\u003e\nDiamond color: \u003cstrong data-end=\"3320\" data-start=\"3313\"\u003eG–H\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3351\" data-section-id=\"x248jm\" data-start=\"3321\"\u003e\nDiamond clarity: \u003cstrong data-end=\"3351\" data-start=\"3340\"\u003eVS1–SI1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3370\" data-section-id=\"1n8rjpv\" data-start=\"3352\"\u003e\nRing size: \u003cstrong data-end=\"3370\" data-start=\"3365\"\u003e6\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3395\" data-section-id=\"1u5556u\" data-start=\"3371\"\u003e\nWeight: \u003cstrong data-end=\"3395\" data-start=\"3381\"\u003e3.65 grams\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"3440\" data-section-id=\"x8fta6\" data-start=\"3396\"\u003e\nPartially legible maker's mark: \u003cstrong data-end=\"3440\" data-start=\"3430\"\u003e\"SPAU\"\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3445\" data-start=\"3442\"\u003e\n\u003ch3 data-end=\"3463\" data-section-id=\"7zrzpy\" data-start=\"3447\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"3463\" data-start=\"3450\"\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"3760\" data-start=\"3465\"\u003eVery good antique estate condition, consistent with over a century of careful wear. The natural crystal opal displays exceptional play-of-color. The diamonds remain secure in their settings and retain their original antique cutting characteristics.\u003c\/p\u003e\n\u003cp data-end=\"3964\" data-start=\"3762\"\u003eThe ring features a professionally replaced 14K lower shank and professionally re-tipped prongs, thoughtful restorations that have preserved the ring's longevity while maintaining its antique character.\u003cstrong data-end=\"4073\" data-start=\"3966\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-end=\"4259\" data-start=\"4256\"\u003e\n\u003ch3 data-end=\"4286\" data-section-id=\"velb2i\" data-start=\"4261\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"4286\" data-start=\"4264\"\u003eWhy You'll Love It\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"4634\" data-start=\"4288\"\u003eFew antique rings combine so many desirable characteristics in one piece: a vibrant natural crystal opal displaying flashes of every color in the spectrum, a halo of genuine Old European Cut diamonds approaching one carat in total weight, rich 18K gold craftsmanship, and probable attribution to one of Chicago's most respected historic jewelers.\u003c\/p\u003e\n\u003cp data-end=\"4845\" data-start=\"4636\"\u003eWhether worn as a statement ring, cherished as an heirloom, or added to a serious antique jewelry collection, this remarkable piece beautifully captures the artistry and romance of the early twentieth century.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDesigner\u003c\/b\u003e = Spaulding \u0026amp; Co.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e = 18K \u0026amp; 14K\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMetal Finish\u003c\/b\u003e = Bright Polish\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGemstone\u003c\/b\u003e = Crystal Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShape\/Cut\u003c\/b\u003e = Oval\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2nd Gemstone\u003c\/b\u003e = Diamond\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2nd Shape\/Cut\u003c\/b\u003e = Old European Cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2nd Gem Color\u003c\/b\u003e = G-H\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2nd Gem Clarity\u003c\/b\u003e = VS1 - SI1\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeight (Grams)\u003c\/b\u003e = 3.65G\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRing Size\u003c\/b\u003e = Size 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCondition\u003c\/b\u003e = Very Good Antique Condition\u003c\/li\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003c\/ul\u003e\n\u003cb\u003e Item Number: \u003c\/b\u003e\n21325-5\u003cbr\u003e\u003cbr\u003e\n\u003cb\u003e Item ID: \u003c\/b\u003e\n109617\u003cbr\u003e\u003cbr\u003e\n\u003cb\u003e Category: \u003c\/b\u003e\nRing\u003cbr\u003e\u003cbr\u003e\n\u003cp style=\"font-size:11px\"\u003e\u003cb\u003eNote:\u003c\/b\u003e This item has been inspected and appraised by a GIA Graduate Gemologist NAJA Appraiser.\u003cbr\u003e\u003cbr\u003e\n\nDiamond origin is tested using a GIA iD100 Gem Testing Device. Unless indicated otherwise, all diamonds are to be considered natural, earth-mined diamonds. All man-made, laboratory-grown, laboratory-created, or synthetic diamonds are well marked on the price tag as well as in the website description.\u003cbr\u003e\u003cbr\u003e\n\nAll diamond and gemstone grading is done under GIA standards as the mounting permits. All gemstone weights and measurements are approximate. Unless otherwise stated, colored gemstones may have commonly used clarity and color enhancing treatments per industry standards. \u003cbr\u003e\u003cbr\u003e\n\nProspective buyers should note that all jewelry we sell is 'used' and will likely have some amount of wear, we warranty that the item will be essentially as we have described it, but no other warranties are expressed or implied, and all items are sold 'as is'.\n\n\u003cbr\u003e\u003c\/p\u003e","brand":"Spaulding \u0026 Co.","offers":[{"title":"Size 6","offer_id":53403728085292,"sku":"21325-5","price":2795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/7862\/1996\/files\/35dde48b15f54d5973b716220a63e750.jpg?v=1783292041","url":"https:\/\/upscaleconsignment.com\/products\/antique-18k-crystal-opal-old-european-cut-diamond-halo-ring-attributed-to-spaulding-co","provider":"Upscale Consignment","version":"1.0","type":"link"}