VTG 1980s Polish Kashubian Floral Folk Art Oval Lusterware Platter

Vintage Polish Folk Art Oval Serving Platter – Iridescent Lusterware Finish (1988)  Add a beautiful touch of European folk art to your table or display wall! This vintage oval porcelain serving platter features a vibrant, traditional Kashubian floral pattern from Poland. The design showcases deep blues, light blues, greens, and tiny red accents.The standout feature of this piece is its striking lusterware finish. Under the light, the white glaze gives off a gorgeous, highly reflective rainbow iridescent sheen (oil-slick look).   The paper label on the back gives us a lot of clues about its history: S.R. Otwock, ul. Kołłątaja 1: This indicates it was distributed or sold through a regional cooperative or retail shop in Otwock, Poland (located on Kołłątaja Street).Atest PZH-HŻ: This is an official hygienic certification from the Polish National Institute of Public Health (PZH), confirming the glaze was safe for food contact.1586/88: The 88 strongly points to a production or certification date around 1988, right at the end of the communist era in Poland.  Pristine vintage condition. No chips, cracks, crazing, utensil marks, or scratches. The floral paint transfers are bright, sharp, and flawless. The iridescent luster finish is highly reflective and completely unmarred. Please review all photos to see the vivid rainbow reflection effects under direct lighting.