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The Moussaieff Red Diamond (formerly known as the Red Shield Diamond) is a diamond measuring 5.11 carats (1.022 g) with a triangular brilliant cut (sometimes called a trillion or a trilliant cut), rated in color as Fancy Red by the Gemological Institute of America. It is the world's largest known red diamond, the rarest of all diamond colors. [1]
The Diamond industry of Israel is an important world player in producing cut diamonds for wholesale. In 2010, Israel became the chair of the Kimberley Process Certification Scheme. [1] As of 2016, cut diamonds constituted 23.2% of Israel's total exports and they were the country's biggest export product, amounting to 12% of the world's production.
The Baily's beads, diamond ring or more rarely double diamond ring effects, [1] are features of total and annular solar eclipses. Although caused by the same phenomenon, they are distinct events during these types of solar eclipses. As the Moon covers the Sun during a solar eclipse, the rugged topography of the lunar limb allows beads of ...
The museum was founded in 1986 in honor of Harry Oppenheimer. Moshe Schnitzer was responsible for establishing the museum and was its chairman until July 2003. [1] In 2008, the museum was reopened after major renovations. It was closed in 2018. The museum was operated by the Israel Diamond Institute. Shmuel Schnitzer served as museum chairman.
Israel Diamond Exchange Ltd., located in the Tel Aviv District city of Ramat Gan, Israel, is the world's largest diamond exchange and the centre of Israel's diamond industry. The exchange is a private company that incorporates about 3100 members; these diamantaires are engaged in diamond cutting and trading - marketing, brokerage, import and ...
US$ 71.2 million (2017) The Pink Star, formerly known as the Steinmetz Pink, [1] is a diamond weighing 59.60 carats (11.92 g), rated in color as Fancy Vivid Pink by the Gemological Institute of America. The Pink Star was mined by De Beers in 1999 in South Africa, and weighed 132.5 carats in the rough. [1] The Pink Star is the largest known ...
Leibish & Company is a multinational, family-owned online diamond dealer and jewelry retailer, specializing in fancy color diamonds and rare gemstones. Founded in 1979 as a diamond broker, the company operates out of the Israel Diamond Exchange and has marketed exclusively through an online portal since 1995.
Herkimer diamonds are double-terminated quartz crystals discovered within exposed outcrops of dolomite in and around Herkimer County, New York, and the Mohawk River Valley in the US. [1] [2] They are not diamonds; the "diamond" in their name is due to both their clarity and well formed faces. Because the first discovery sites were in the ...