{"product_id":"art-deco-sapphire-diamond-brooch","title":"Art Deco Sapphire and Diamond Brooch by Janesich","description":"\u003cp\u003e\u003cspan\u003eAn extraordinary French Art Deco brooch by master craftsman Leopoldo Janesich, dating to the 1920s. Expertly marked with the jeweller's mark “L. Janesich,” this platinum brooch showcases 25 fancy‑cut blue sapphires totalling 3.10ct, beautifully contrasted by 126 old single‑cut diamonds totalling 1.90ct (G–H colour, VS–SI clarity). The sapphires rich blue tones and the diamonds antique sparkle exemplify the geometric elegance of Art Deco design. Offered with an independent Gem Studies Laboratory valuation. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProvenance note:\u003c\/strong\u003e Janesich crafted made for prestigious houses and clients, including Bulgari, Vever, Boucheron, Chaumet, the Archduke of Austria and the Duke of Aosta. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003eNeed details or additional images? Click the chat button (bottom-right) to chat with our friendly team for personalised assistance.\u003c\/em\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eCirca: 1920s \u003cbr\u003eDesign Style: Art Deco\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eOrigin: France \u003cbr\u003eMakers Mark: L. Janesich \u003cbr\u003eGemstones: Sapphire and Diamonds \u003cbr\u003eSapphire Cut: Fancy Cut\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eSapphire Carat: \u003cmeta charset=\"utf-8\"\u003e25 Sapphires = 3.10ct\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eDiamond Cut: Old Single Cut  \u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eDiamond Carat: 126 Diamonds = 1.90ct\u003cbr\u003eDiamond Colour: G-H\u003cbr\u003eDiamond Clarity: VS-SI \u003cbr\u003eMetal: Platinum\u003cbr\u003eMeasurements: 34.65 x 50.00 mm \u003cbr\u003e\u003cem\u003e\u003cstrong\u003eAccompanied by an independent Gem Studies Laboratory Valuation\u003c\/strong\u003e\u003c\/em\u003e \u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003e\u003cstrong\u003eHandmade by a master jeweller over 100 years ago, showcasing jewellery techniques now lost to machine production.\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cblockquote style=\"margin: 0 0 0 40px; border: none; padding: 20px;\"\u003e\n\u003cp\u003e\u003cvideo style=\"max-width: 90%; height: auto;\" controls=\"controls\"\u003e\n  \u003csource src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0250\/7535\/1634\/files\/L._Janesich_art_Deco_brooch.MP4?v=1604301123\"\u003e\nYour browser does not support our video.\n\u003c\/source\u003e\u003c\/video\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"Irene Byrne \u0026 Co","offers":[{"title":"Default Title","offer_id":37402959184054,"sku":"C10","price":27500.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/7535\/1634\/products\/Leopoldo_Janesich_Sapphire_Brooch.jpg?v=1604276863","url":"https:\/\/irenebyrneandco.com\/products\/art-deco-sapphire-diamond-brooch","provider":"Irene Byrne \u0026 Co","version":"1.0","type":"link"}