An Unbiased View of diamond ring
國立故宮博物院、巴黎裝飾藝術博物館和梵克雅寶「大美不言」典藏精粹特展,於奇巧間探索東西方工藝的多重玄Synthetic diamonds could be grown from higher-purity carbon under superior pressures and temperatures or from hydrocarbon gases by chemical vapor deposition (CVD). Organic and artificial diamonds are