COALPORT 1750 BLUE AND WHITE FLORAL CAKE PLATE ?

VERY CUTE COALPORT FLORAL CAKE PLATE I BELIEVE MEASURES 10 INCHES ACROSS ON THE BACK IT READS COALPORT 1750, AND THERE IS A NUMBER THREE IN BLUE SEE THE BOTTOM ALSO IM NOT SURE OF PRODUCTION DATE ON THIS PATTERN I WOULD ASUME IT WAS MADE AFTER THIS DATE THERE IS MISSING GOLD ON THE TRIM ON OUTER EDGE ALSO THERE IS A LITTLE RAISED ROUND SPOT DURING KILN PROCESS IN FLAT AREA, SOME SCRATCHING SEE PHOTOS