Vtg '80 modernist minimalist enamel JPA silver 925 necklace earrings bracelet

Very good vintage condition, need only to be polish......Earrings and bracelet are signed 925, JPA ( Jules Perrier artisan, Canadian ( Quebec) ) and necklace ( not marked and not signed) was tested sterling. Chain necklace ( signed JPA sterling) measure 19" long, and pendant measure 1 1/4" x 1 1/4".....Enamel blue-green center ...Necklace is approx. 15" long, earrings are 1 1/4" long, and bracelet is 6" circumference..