Caviar from sturgeon of the species Acipenser baerii (Siberian sturgeon). It has medium-sized roe in colours ranging from black to grey to brown. It is distinguished by a rich, complex flavour with a distinct and long finish.

It has dark and medium-sized roe, the diameter of which may range from 2.4 to 3.2 mm.

The number of stars indicates the size of the roe in a given type of caviar.
The larger the roe diameter, the higher the number of stars.
The larger the roe, the more valued the caviar.