Lot of Three Delft Blue Pottery Brooches

Three Delft Blue brooches.
All the same scene, windmill and houses.
Two are unframed and mark is visible in blue.
One in tarnished silver plate setting.
It measures approximately 2 1/8 inches long by .5 inches.
The ground one is approximately 1.25 inches in diameter.
The oval is approximately 1.75 inches by .75 inches.
No chips or scratches.
Good condition with tarnish on one in setting.