Arctic. The Northern Lights diamond originally belonged to Belgian Diamond Company, which was produced in EKATI diamond mining area in 19 12 Arctic region and was introduced by Chaohongji Jewelry Company. Chaohongji is a self-owned jewelry brand of Guangdong Chaohongji Industrial Co., Ltd., founded in 1996, which is mainly engaged in the design, processing, production, wholesale and retail of platinum inlaid jewelry.