He iwakālua mau manawa i loko o ʻelima mau makahiki, ua lilo ʻo Color Gemstone i mea punahele hou i nā hōʻiliʻili kālā.

Ua ʻike lokahi ʻia e ka ʻoihana ka waiwai hoʻohui waiwai nui o Caibao.a he malihini kipa i nā mākeke hoʻopukapuka kūʻai nui.Wahi a nā hōʻike hōʻike hilinaʻi, i ka makahiki 2013 ka ulu makahiki o nā pōhaku kiʻekiʻe kiʻekiʻe he 70% a 100%, ma waena o lākou 1 carat rubies i hoʻonui ʻia ma kahi o 20 mau manawa i 5 mau makahiki.Hōʻike ʻo China Gem a me Jade Gemstone Industry Association Hōʻike kēia i ka ʻekolu o nā rubi o ke ʻano kiʻekiʻe i ka makahiki 2012. I ka manawa like, ʻo nā emeralds, sapphires a me nā tourmaline ka mea i hoʻomalu i ka mākeke mea kūʻai i kēlā me kēia manawa.hoʻoulu i ka ʻino kālā
He kakaikahi ka waiwai o ka pena ki'eki'e.A ke hōʻike nei ke kumukūʻai makeke i kahi ʻano kumu kūʻai paʻa ʻaʻole hiki ke hoʻonui ʻia.Ma ke kūʻai kūʻai ʻana o Sotheby's Hong Kong autumn 2021, ua kūʻai ʻia ke apo koko ruby ​​​​ʻo 6.03-carat no HK $20.14 miliona.a aia ma ka papa inoa o nā mea kūʻai maikaʻi loa i ka makahiki i hala.
UY
Nani Koko nūnū maoli Ruby
(Sotheby's Hong Kong Autumn Auction, ʻOkakopa 2021)
Kumukuai: HKD 20,140,000


Ka manawa hoʻouna: Apr-19-2022