Perhaps the most famous use of the diamond in jewelry is in engagement rings , which became popular in the early to mid 20th century due to an advertisin g campaign by the De Beers company, though diamond rings have been used to s ymbolize engagements since at least the 15th century. The diamond's high val ue has also been the driving force behind dictators and revolutionary entiti es, especially in Africa, using slave and child labor to mine blood diamonds to fund conflicts zz wiki
Today, 92% of the world's diamonds are cut and polished in India, mostly in the city of Surat.[7] Some 85% of the world's rough diamonds, 50% of cut dia monds, and 40% of industrial diamonds are traded in Antwerp, Belgium - the d iamond center of the world[8]. 真是长见识了。。
rings advertisin s val entiti diamonds
【在 c****e 的大作中提到】 : Perhaps the most famous use of the diamond in jewelry is in engagement rings : , which became popular in the early to mid 20th century due to an advertisin : g campaign by the De Beers company, though diamond rings have been used to s : ymbolize engagements since at least the 15th century. The diamond's high val : ue has also been the driving force behind dictators and revolutionary entiti : es, especially in Africa, using slave and child labor to mine blood diamonds : to fund conflicts : zz wiki
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记得说当年在西伯利亚发现巨大钻石脉,让整个钻石界的行情大幅震动
rings advertisin to s val entiti diamonds
【在 c****e 的大作中提到】 : Perhaps the most famous use of the diamond in jewelry is in engagement rings : , which became popular in the early to mid 20th century due to an advertisin : g campaign by the De Beers company, though diamond rings have been used to s : ymbolize engagements since at least the 15th century. The diamond's high val : ue has also been the driving force behind dictators and revolutionary entiti : es, especially in Africa, using slave and child labor to mine blood diamonds : to fund conflicts : zz wiki