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  2. Yup, Celine Dion is wearing the actual blue diamond necklace ...

    www.aol.com/entertainment/yup-celine-dion...

    It's official: Her heart is still going on. More than two decades after the release of 1997's "Titanic," Celine Dion stepped out in Paris on Wednesday sporting the actual blue diamond necklace ...

  3. Heart of the Ocean (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Heart_of_the_Ocean...

    The Heart of the Ocean is the name of a fictional blue diamond featured prominently in the 1997 film Titanic. The necklace is based on the Tavernier Blue which, as described in the film, disappeared in 1792. The necklace in the film was handcrafted by royal jewelers Asprey & Garrard in London. Heart of the Ocean may also refer to:

  4. Heart of Eternity - Wikipedia

    en.wikipedia.org/wiki/Heart_of_Eternity

    The Heart of Eternity is a diamond measuring 27.64 carats (5.528 g), rated in color as "Fancy Vivid Blue" by the Gemological Institute of America. The Heart of Eternity was cut by the Steinmetz Group, who owned the diamond before selling it to the De Beers Group. The Heart of Eternity is a member of an exceedingly rare class of coloured diamonds.

  5. Y′UV - Wikipedia

    en.wikipedia.org/wiki/Y′UV

    In all formats other than Y′IQ, each chroma component is a scaled version of the difference between red/blue and Y; the main difference lies in the scaling factors used, which is determined by color primaries and the intended numeric range (compare the use of U max and V max in § SDTV with BT.470 with a fixed ⁠ 1 / 2 ⁠ in YCbCr § R'G'B ...

  6. Is This Diamond Necklace Responsible for Marie Antoinette's ...

    www.aol.com/diamond-necklace-responsible-marie...

    The diamond necklace weighs approximately 300 carats and was made in the 18th century, likely a decade before the French Revolution. This sale is the first time the jewel will be exhibited in the ...

  7. HCL color space - Wikipedia

    en.wikipedia.org/wiki/HCL_color_space

    The "attribute of a visual sensation according to which an area appears to be similar to one of the perceived colors: red, yellow, green, and blue, or to a combination of two of them". [8] Lightness, value The "brightness relative to the brightness of a similarly illuminated white". [8] Luminance (Y or L v,Ω)