Polka Clutch - Danish Pattern

The Polka clutch consists of a base knitted in double knitting, sides knitted according to the pattern repeat, and a button band that is also double knitted. When the clutch is finished, you can crochet a rose to give it an extra nice detail.
Helper videos are included throughout the pattern.

Measurements: 21x13x6 cm

You will need:
50 g DROPS loves you 7 (cotton) (8/4, 50 g = 170 m) in colour A (base colour)
25 g DROPS kid-silk (mohair) (25 g = 210 m) in colour A (base colour)
50 g DROPS loves you 7 (cotton) (8/4, 50 g = 170 m) in colour B (contrast colour)
25 g DROPS kid-silk (mohair) (25 g = 210 m) in colour B (contrast colour)
Circular needle 3 mm that is 60 cm or 80 cm
3 mm crochet hook
4 stitch markers
1 darning needle
Cotton fabric, approx. 45 × 55 cm (I prefer the one from Søstrene Grene)
Zipper in the same length as the button placket