Cover and title page printed with date of auction, 1989. The fcrf rarity tool allows you to discover how rare your fancy color diamond is. Softcover book with pictorial cover. Auction catalog for a collection of rare, fancy color diamonds, which occurred on tuesday, october 24, 1989. An illustrated study of the aurora collection stephen c. Fancy color begins beyond the grade z in the color grading scale. Book is in very good condition. The fancy color diamond price index (fcdi)™. The aurora collection of colored diamonds, one sees many diamonds with cuts that would simply be. The pricing architecture by eden rachminov has gone to print!
Chroma value c combines brightness and saturation.
Fancy blue coloured diamonds are considered extremely rare and extremely valuable. Fancy blue coloured diamonds are considered extremely rare and extremely valuable. Coming june 2016 there is a lack of practical information on the evaluati. Faint, very light, light, fancy light, fancy, fancy intense, fancy vivid, fancy dark, and fancy deep.
Most diamonds fall into a color range that stretches from d, which is a grade issued to an essentially colorless stone, though to z, where a yellowish tinge can be easily detected. Fancy color begins beyond the grade z in the color grading scale. Softcover book with pictorial cover.
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