Creating a crochet diamond granny square is a wonderful way to add variety to your granny square projects. Here’s a free pattern to crochet a diamond granny square:

Materials Needed:

  • Worsted weight yarn in your preferred colors
  • Crochet hook suitable for your yarn (usually 4.0mm to 5.5mm)

Abbreviations:

  • ch: chain
  • sc: single crochet
  • hdc: half double crochet
  • dc: double crochet
  • tr: treble crochet
  • st(s): stitch(es)
  • sl st: slip stitch

Pattern:

Center Ring:

  1. Start with a magic ring or chain 4 and join with a slip stitch to form a ring.
  2. Chain 3 (counts as the first dc), work 2 dc into the ring. This creates your first cluster of 3 dc.
  3. Chain 2 to create a corner space.
  4. Work 3 dc into the ring. This forms the second cluster of 3 dc.
  5. Chain 2 for another corner space.
  6. Work 3 dc into the ring for the third cluster.
  7. Chain 2 for the final corner space.
  8. Join with a slip stitch to the top of the beginning chain-3 to close the round. Fasten off.

First Round of Diamonds:

  1. Attach your yarn in any corner space with a slip stitch.
  2. Chain 3 (counts as the first dc), work 2 dc into the same corner space.
  3. Chain 2 for the corner space.
  4. Work 3 dc into the same corner space.
  5. Chain 1 for the side space.
  6. In the next corner space, work 3 dc, chain 2, 3 dc, chain 1 for the side space. Repeat from * to * two more times for the remaining corner spaces.
  7. Join with a slip stitch to the top of the beginning chain-3.

Second Round of Diamonds:

  1. Attach your yarn in any corner space with a slip stitch.
  2. Chain 3 (counts as the first dc), work 2 dc into the same corner space.
  3. Chain 2 for the corner space.
  4. Work 3 dc into the same corner space.
  5. Chain 1 for the side space.
  6. In the next chain-1 side space, work (3 dc, chain 2, 3 dc), chain 1 for the side space. Repeat from * to * three more times for the remaining side spaces and corner spaces.
  7. Join with a slip stitch to the top of the beginning chain-3.

Additional Rounds (Optional):

  1. Continue adding rounds by repeating step 16 onwards, always working (3 dc, chain 2, 3 dc) in each corner space and (3 dc, chain 1) in each side space. You can make your diamond granny square as large as you’d like by adding more rounds.

Finishing:

  1. Fasten off and weave in any loose ends.

Repeat this pattern to create as many diamond granny squares as needed for your project, whether it’s a blanket, pillow, or another creative endeavor. You can experiment with colors to create unique and beautiful designs. Enjoy your crocheting!