Half double crochet diamond pattern

This diamond shape crochet pattern is made using half double crochet stitch, this can be a part 

of any project like blankets, pillows, shawls, scarfs, endless choices, to control how big or small 

you want the diamond to be, you decide initially of how many rows you want to make while 

increasing ( 10 rows, 20 rows....) and the decrease will automatically be the same number of 

rows as the increase. the video tutorial will also help you in achieving this pattern faster.

Measurements/ Gauge

10 cm: 15 sts/ 11 rows

20 rows block: 20/ 8 cm