{"product_id":"art-deco-4-carat-old-european-cut-diamond-sapphire-18k-white-gold-pin-brooch","title":"Art Deco 4 Carat Old European Cut Diamond \u0026 Sapphire 18K White Gold Pin Brooch","description":"\u003cdiv\u003eArt Deco diamond and sapphire brooch in 18K white gold featuring 4.00 carats of old mine and old European cut diamonds with approx. 2 carats of sapphires. Elaborate open-work design measures 3.4 x 0.77 inches, weighs 14.29 grams, and dates to 1930.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eProduct Specifications:\u003c\/strong\u003e\u003c\/div\u003e\u003cul\u003e\n\u003cli\u003eItem Type: Pin Brooch\u003c\/li\u003e\n\u003cli\u003eMetal: 18K White Gold\u003c\/li\u003e\n\u003cli\u003eWeight: 14.29 grams\u003c\/li\u003e\n\u003cli\u003eDimensions: 3.4 x 0.77 inches\u003c\/li\u003e\n\u003cli\u003eStyle: Art Deco\u003c\/li\u003e\n\u003cli\u003ePeriod: 1930\u003c\/li\u003e\n\u003cli\u003eSetting: Open-Work Filigree Design\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eDiamond Details:\u003c\/strong\u003e\u003c\/div\u003e\u003cul\u003e\n\u003cli\u003eOld Mine Cut Diamonds: Multiple pieces\u003c\/li\u003e\n\u003cli\u003eOld European Cut Diamonds: Multiple pieces\u003c\/li\u003e\n\u003cli\u003eTotal Diamond Weight: 4.00 carats\u003c\/li\u003e\n\u003cli\u003eCut: Vintage Hand-Cut\u003c\/li\u003e\n\u003cli\u003eColor: H-I (Near Colorless)\u003c\/li\u003e\n\u003cli\u003eClarity: SI1-SI2\u003c\/li\u003e\n\u003cli\u003eSetting: Bezel and prong set\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eSapphire Details:\u003c\/strong\u003e\u003c\/div\u003e\u003cul\u003e\n\u003cli\u003eRound Sapphires: Multiple pieces\u003c\/li\u003e\n\u003cli\u003eTotal Sapphire Weight: 2.0 carats (approx.)\u003c\/li\u003e\n\u003cli\u003eColor: Deep Blue\u003c\/li\u003e\n\u003cli\u003eCut: Round Brilliant\u003c\/li\u003e\n\u003cli\u003eSetting: Bezel set\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eAbout the Design\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003eThis spectacular Art Deco brooch showcases the geometric precision and elaborate craftsmanship characteristic of 1930s design. The elongated bow-tie shape features intricate open-work filigree construction with milgrain detailing throughout. Old mine and old European cut diamonds totaling 4 carats create brilliant sparkle while 2 carats of deep blue sapphires provide dramatic color contrast. The substantial 14.29-gram construction and 3.4-inch length create museum-quality presence befitting this important Art Deco period piece.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003eAbout Art Deco Jewelry\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003eArt Deco jewelry from the 1930s represents the pinnacle of geometric design and technical craftsmanship, featuring clean lines, symmetrical patterns, and exceptional gemstones. The combination of old-cut diamonds with sapphires reflects the era's fascination with color contrast and bold design. Open-work filigree construction demonstrates the meticulous hand-fabrication techniques of the period, making authentic Art Deco pieces increasingly valuable as both wearable art and historical artifacts.\u003c\/div\u003e","brand":"ASSAY","offers":[{"title":"Default Title","offer_id":45486847590590,"sku":"POTC2279P","price":2965000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0508\/5724\/6910\/files\/Art-Deco-4-Carat-Old-European-Cut-Diamond-Sapphire-18K-White-Gold-Pin-Brooch-Brooches-Lapel-Pins.jpg?v=1761065251","url":"https:\/\/jp.assayjewelers.com\/zh-tw\/products\/art-deco-4-carat-old-european-cut-diamond-sapphire-18k-white-gold-pin-brooch","provider":"ASSAY","version":"1.0","type":"link"}