Butterflies on a Limoges tray

This is 21 cm diameter tray, it is not a plate because of the border shape. Sergio bought three items last week to Graciela, owner of Cecil antiques, the small glass stein https://www.collectorsweekly.com/stories/283610-antique-art-glass-blue-mary-gregory-beer a silver vesta box and this wonderful tray. It is old, translucent and seems Limoges though it has not the green mark, instead in red, usually the decorator mark it is handwritten Limoges? and France. The butterflies are magnificent, you can open the pictures that are big enough to appreciate the delicacy of the brushes. Perhaps some of the CW fellows can tellme anything about it.