Antique White and Blue Oval Large Charger Plate Some Crackling to Glaze

Antique White and Blue Oval Large Charger Plate - Some Crackling to Glaze. Plate is unmarked but I believe it is Staffordshire Designed.

I know very little about the plate as belonged to my late father who collected them. Size of Plate 39cm x 31.5cm. Please see photos for exact item and condition of plate.