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  2. BIS hallmark - Wikipedia

    en.wikipedia.org/wiki/BIS_hallmark

    The BIS system of hallmarking of gold jewellery began in April 2000. The standard specifications governing this system are IS 1417 (grades of gold and gold alloys, jewellery/artefacts), IS 1418 (assaying of gold in gold bullion, gold alloys and gold jewellery/artefacts), IS 2790 (guidelines for manufacture of 14, 18 and 22 carat gold alloys only ), IS 3095 (gold solders for use in manufacture ...

  3. Goldsikka ATM - Wikipedia

    en.wikipedia.org/wiki/Goldsikka_ATM

    The gold will be of 24 carat and can store 5 kg gold. [17] [18] It gives pure and hallmarked gold coins. [19] Its price is updated from the London bullion market. [20] Its coins are dispersed in packs which are tamper proof and certified with 999 purity. [21] The ATM will return money to bank if there will be any failed transaction. [22]

  4. Koh-i-Noor: The History of the World's Most Infamous Diamond

    en.wikipedia.org/wiki/Koh-i-Noor:_The_History_of...

    Koh-i-Noor: The History of the World's Most Infamous Diamond is a 2017 book on the Koh-i-Noor diamond written by William Dalrymple and Anita Anand. [1] The gem is one of the largest cut diamonds in the world, weighing 105.6 carats (21.12 g), and part of the British Crown Jewels.

  5. List of largest rough diamonds - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_rough_diamonds

    Cut into an 88.22 carat diamond; auctioned in Hong Kong by Sothebys and sold for US$13.8m to a Japanese collector. 241.8: Free Russia [46] Russia / Soviet Union: Sytykanskaya pipe 1991: Diamond Fund, Moscow 240.8: The Taylor Burton South Africa: Premier Mine: 1966: 240.0 Botswana: Karowe Mine: 2019: 239.0 Botswana: Karowe Mine: 2013: 236 Russia

  6. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    Permanent link; Page information; Cite this page; ... This is a list of prices of chemical elements. Listed here are mainly average market prices for bulk trade of ...

  7. Vellore - Wikipedia

    en.wikipedia.org/wiki/Vellore

    The Vellore Institute of Technology (VIT) has been ranked as one of the best private engineering universities in India by the India Today magazine. [ 66 ] [ 67 ] It was established under Section 3 of the University Grants Commission (UGC) Act, 1956, and was founded in 1984 as a self-financing institution called the Vellore Engineering College.

  8. Jacob Diamond - Wikipedia

    en.wikipedia.org/wiki/Jacob_Diamond

    The Jacob Diamond, also known as the Imperial or Victoria Diamond, is a colourless diamond from India (or from the Golconda mines) [1] ranked as the fifth-biggest polished diamond in the world. [ 2 ] [ 3 ] The last nizam of the Hyderabad State , Mir Osman Ali Khan , found the diamond in the toe of the shoe of his father ( Mahboob Ali Khan ) at ...

  9. Patiala Necklace - Wikipedia

    en.wikipedia.org/wiki/Patiala_Necklace

    Maharaja Yadavindra Singh of Patiala wearing the famous "Patiala Necklace" (1930s). The Patiala Necklace was a necklace designed and made by Cartier in 1928. [1] It was part of the largest ever single order to Cartier to date, made in 1925 by the Indian royal, the Maharaja of Patiala, for the Patiala Necklace and other jewelry worth ₹ 1,000 million (equivalent to ₹ 210 billion, US$2.5 ...