vintage flower frog

This belonged to my grandmother. it is a rare fine ceramic antique oval flower frog with 19 holes, having a lovely mottled glaze in blue-green / turquoise colors with hints of tan, not marked, no paper labels. Size: 4-3/4" long x 3" wide. Condition: Excellent antique condition. No chips, cracks, or fleabites. Patina from use. possibly rosewood