Real sturgeon roe sometimes ranges in shade from jet black to darkish brownish-gray, with lighter grey and even golden hues relying on the species and maturity. As an example, Beluga caviar usually reveals a light-weight grey and even barely translucent look, whereas Ossetra tends towards a browner-gray or gold. Colour variations can be influenced by processing strategies, together with the usage of borax or different preservatives.
The shade is a big consider figuring out high quality and value. Darker shades are sometimes related to youthful fish and might command larger costs. Nonetheless, the concentrate on shade must be thought of alongside different elements like measurement, texture, aroma, and taste. Traditionally, sure hues have been prized by imperial courts and aristocracy, contributing to the cultural significance related to particular varieties. This historic desire continues to affect trendy perceptions and market worth.