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Pink diamonds can occur in hues ranging from brown-pink to purple-pink, although pink can also be a modifying color in other diamond colors. Brown, orange and purple are the only occurring secondary hues in pink diamonds although a pink diamond can exhibit both brown and orange overtones at the same time, making it a "brownish orangey pink ...
Color grading of diamonds was performed as a step of sorting rough diamonds for sale by the London Diamond Syndicate. As the diamond trade developed, early diamond grades were introduced. Without any co-operative development, these early grading systems lacked standard nomenclature and consistency. Some early grading scales were; I, II, III; A, AA, AAA; A, B, C. Numerous terms
The Princie Diamond is an approximately 34.65-carat cushion-cut fancy intense pink diamond [1] discovered 300 years ago in the Golconda mines. Christie's (who auctioned it on 16 April 2013, when it fetched a price of 39.3 million dollars [2]) say that the Princie Diamond is believed to be the fourth largest pink diamond in the world, after the Daria-i-Noor (c. 175 to 195 carats), the Noor-ol ...
Pink diamonds are extremely rare and coveted. But a discovery made in Western Australia near a now-closed mine may help reveal new deposits of the jewels, researchers say.
Its colour, pale pink, is one of the rarest to be found in diamonds. The diamond is currently in the Iranian National Jewels collection of the Central Bank of Iran in Tehran. [4] During the reign of Naser al-Din Shah, an elaborate frame was crafted from 457 smaller diamonds and four rubies, crowned by Iran's imperial insignia.
The 'Unique Pink,' weighing 15.38 carats and mounted on a ring, sold to an Asian private collector bidding by telephone, the auction house said. Pear-shaped pink diamond sells for $31.5M at ...
Argyle diamond mine The open pit of the Argyle diamond mine. A large mining truck is visible on the road for scale. Location Argyle Diamond Mine Location in Australia Location Lake Argyle State Western Australia Country Australia Coordinates 16°42′44″S 128°23′51″E / 16.71222°S 128.39750°E / -16.71222; 128.39750 Production Products Diamonds History Opened 1985 Closed ...
The diamond, which had been owned by an American family for 15 years prior to its 2015 sale, is the largest cushion-shaped diamond classified by the Gemological Institute of America as "fancy vivid" ever to be sold at auction, regardless of color, and it is one of only three "fancy" pink diamonds weighing more than 10 carats to be sold in the ...