The Cup and Saucer are HAND PAINTED, hand wash is recommended.
The original  factory logo is on the bottom of each piece.
Made in Russia by the Imperial  Porcelain Factory. Material: hard-paste porcelain.
Tea cup measures L 4.8", W 3.8", H 2.8". Capacity 10.8 oz/320 ml.
Saucers measures D 6.3", H 1.8".