Materials used

Any 6mm chunky yarn will work for this project - I used James C. Brett Marble Chunky in shade:
MC74 ≈ 1092m / 1193yds - 1404m / 1534yds

6mm crochet hook

Gauge

12dc x 4rows of dc = 10cm

Stitches used / Abbreviations

Sl st - slip stitch
Sc - single crochet
Dc - double crochet
Dc2tog- double crochet 2 together
Blosc - back loop only single crochet

Finished Measurements (entire width of cardigan, measuring hem to hem)

Small - Bust: 102 cm / 40.2“
Medium - Bust: 110 cm / 43.25“
Large - Bust: 118 cm / 46.5“