Кобальт бирюзовый: обзор нового цвета акварели Белые ночи,сравнение с Cobalt turquoise от Schmincke
Cobalt turquoise review, one of 9 new colors of "White Nights" - professional watercolor by Nevskaya Palitra, Russia. I compare this paint with a very similar cobalt by Schmincke.