1 ต.ค. เวลา 07:35 • ธุรกิจ

Knowledge on Corundum Gemstone: Ruby

Ruby is a red variety of corundum with high value, often referred to as the 'King of Gemstones.' It has long been regarded as a symbol of power, courage, love, wealth, and prosperity. Beyond its spiritual significance, ruby also carries great economic value. In particular, unheated rubies of exceptional quality can fetch prices reaching hundreds of thousands of US dollars per carat.
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