My little bowl is pushed up in the middle inside too - but the top is rounded, not flat.
I don't know the Liskeard ones, but as John says,"only" 4 petal sections is very worrying, as is the splodgy appearance of the white.
And the lack of elongated "spoke-like" bubbles found in Petit Fluer... and the layers of colours on top of each other rather than beside...
I think we're getting to there being too many "not quite right" features for IoWSG for the second, bigger one.