Chesterfield

The pattern is the same layout as York but the square is bigger (75mm/3”) and placed alongside the longer edges of the octagon. Shown here with Kingsley border.

Tiles used Code Colour
Octagon 151 x 151 x 9mm (6 x 6 x 3/8") 7131V Dover White
Square 75 x 75 x 9mm (Square 3 x 3 x 3/8") 7103V Dover White
Square 75 x 75 x 9mm (Square 3 x 3 x 3/8") 6803V Grey
Square 75 x 75 x 9mm (Square 3 x 3 x 3/8") 6303V Black