{"product_id":"12-6-mm-color-change-czochralski-pulled-lab-grown-alexandrite-dutch-marquise-gfco-report-bls150","title":"12 × 6 mm Color-Change Czochralski-Pulled Lab-Grown Alexandrite, Dutch Marquise, GFCO Report","description":"\u003cp\u003eThis repeat-production 12 × 6 mm lab-grown alexandrite (synthetic chrysoberyl) combines a dramatic color response with a long Dutch marquise \/ elongated-hexagon outline. Each stone is individually faceted in our Bangkok cutting facility using a Brilliant and Step Modified design.\u003c\/p\u003e\u003cp\u003eThis is a repeat-production product. The supplied stone may not be the exact stone shown in the representative photographs and video. Exact weight, depth, clarity, color response and facet appearance may vary slightly between individually produced stones.\u003c\/p\u003e\u003ch2\u003eStone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Lab-grown alexandrite\u003c\/li\u003e\n\u003cli\u003eNatural or lab-grown: Lab-grown\u003c\/li\u003e\n\u003cli\u003eWeight: Varies by supplied stone\u003c\/li\u003e\n\u003cli\u003eMeasurements: 12 × 6 × 5.0 mm nominal; normal tolerance ±0.2 mm in each dimension\u003c\/li\u003e\n\u003cli\u003eShape: Dutch marquise \/ elongated hexagon\u003c\/li\u003e\n\u003cli\u003eCut: Brilliant and Step Modified\u003c\/li\u003e\n\u003cli\u003eMerchant trade description: Dutch marquise \/ elongated hexagon\u003c\/li\u003e\n\u003cli\u003eColor: Green-blue \/ blue-green to pink-purple \/ purple-pink; exact response varies by stone and light source\u003c\/li\u003e\n\u003cli\u003eClarity: Not stated; review the supplied stone's photographs and report\u003c\/li\u003e\n\u003cli\u003eGrowth method: Czochralski pulled\u003c\/li\u003e\n\u003cli\u003eTreatment: Not stated; no treatment claim is made\u003c\/li\u003e\n\u003cli\u003eManufacturing origin: Thailand\u003c\/li\u003e\n\u003cli\u003eSKU: BLS150\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAppearance \u0026amp; Cutting\u003c\/h2\u003e\u003cp\u003eBLS150 material can move from green-blue or blue-green toward pink-purple or purple-pink under different light sources. The exact balance, strength and reflections vary by individual stone, illumination, viewing angle, surroundings and screen settings.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/blogs\/gemstone-guides\/what-is-czochralski-pulled-lab-grown-sapphire\"\u003eLearn how the Czochralski crystal-pulling process creates lab-grown gemstone material.\u003c\/a\u003e\u003c\/p\u003e\u003ch2\u003eClarity \u0026amp; Setting\u003c\/h2\u003e\u003cp\u003eThe production standard is 12 × 6 mm with a nominal 5.0 mm depth and a normal tolerance of ±0.2 mm in length, width and depth. Your jeweler should confirm the final fit against the supplied stone and protect both pointed ends appropriately.\u003c\/p\u003e\u003ch2\u003ePhotos \u0026amp; Videos\u003c\/h2\u003e\u003cp\u003eThe photographs and videos demonstrate the design and a representative color appearance. Color and reflections can vary slightly between individually produced stones and with lighting, angle, surroundings and screen settings.\u003c\/p\u003e\u003ch2\u003eReport, Treatment \u0026amp; Origin\u003c\/h2\u003e\u003cp\u003eEach stone is faceted in our Bangkok, Thailand cutting facility from Czochralski-pulled BLS150 lab-grown alexandrite material. The growth method and faceting location are our product records and are not presented as GFCO findings unless stated on the supplied report.\u003c\/p\u003e\u003cp\u003eEach supplied stone includes its own GFCO Gem Lab report stating its individual weight, measurements and report number. Any report shown in the gallery is a representative sample.\u003c\/p\u003e\u003ch2\u003eAbout Brahma Diam\u003c\/h2\u003e\u003cp\u003eBrahma Diam works directly with loose diamonds and gemstones through gemstone cutting operations in Bangkok and diamond cutting operations in Surat. We also assist with exotic gem sourcing, ruby, sapphire and emerald sourcing, fancy-color diamond melee, calibrated fancy cuts and custom cutting for specialist jewelry projects.\u003c\/p\u003e\u003ch2\u003eShipping\u003c\/h2\u003e\u003cp\u003eFree standard shipping is included, with delivery typically estimated at about two weeks after dispatch. Customs processing and remote destinations can take longer; paid express shipping may be arranged on request. In-stock items normally dispatch within 2-3 business days; certification requested before purchase will add the laboratory's case-specific processing time before dispatch.\u003c\/p\u003e","brand":"Brahma Diam","offers":[{"title":"Default Title","offer_id":50060907970802,"sku":"BLS150","price":330.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/0919\/7298\/files\/BLS150-Color-Change-Alexandrite-Dutch-Marquise-Long-Hexagon-12x6mm-Lab-Grown-a.jpg?v=1789102335","url":"https:\/\/brahmadiam.com\/products\/12-6-mm-color-change-czochralski-pulled-lab-grown-alexandrite-dutch-marquise-gfco-report-bls150","provider":"BRAHMA DIAM CO., LTD","version":"1.0","type":"link"}