Diamond Cardigan

PDF Crochet Pattern


This summer cardigan crochet pattern is quick and easy to make!  Crochet your own with this PDF cardigan crochet pattern and video tutorial.  

*Please note that this is a Large Print, Ad-Free, Printable PDF version of a pattern that can be found for free, with ads, on my blog! For the free version, click here.  Thanks for supporting YayForYarn!

PDF Pattern Includes:

Sizes to fit Women’s X-Small to 5X
7 pages of instructions
19 instructional photos
Printer-Friendly Version without photos

Skill Level: Advanced Beginner


You Will Need:

  • Approx. 1440 (1800, 2165) Yards of #4 Worsted Weight Yarn (I used Lion Brand ZZ Twist in Green Apple, 100% Acrylic, 3.5 oz / 100g / 246 yds per skein, 6 (8, 9) skeins)
  • US Size H / 5 mm Crochet Hook
  • Scissors
  • Measuring Tape
  • Yarn Needle or Blunt Tapestry Needle


  • Sizing follows the Craft Yarn Council’s standards for Women’s sizes.
  • This cardigan is designed to be over-sized and loose-fitting. Sizes are combined into size groups.
  • Instructions and yarn requirements for Size 1 are given outside the parentheses, with Size 2 and Size 3 given inside the parentheses, like this: Size 1 (Size 2, Size 3).
  • When only one number is given, it applies to all sizes. To follow pattern more easily, circle or highlight all numbers that apply to your size before beginning.


Size 1: Fits sizes X-Small, Small, and Medium (30” – 38” / 76 cm – 97 cm bust)

Size 2: Fits sizes Large, X-Large, and 2X (40” – 50” / 102 cm – 127 cm bust)

Size 3: Fits sizes 3X, 4X, and 5X (52” – 62” / 132 cm – 158 cm bust)

Finished Bust: About 46.5” (57.5”, 68.5”) / 117 cm (146 cm, 174 cm)

Finished Length: 28” / 71 cm 

Please Note: Cardigan length will fall differently on individuals of different heights.  Sample cardigan is shown on a petite model.  To see how long the cardigan will fall, measure 28” / 71 cm down from the shoulder.  

This pattern is intended for your personal use only. You may not share it, copy it, sell it, give it away, or mass-produce the finished product. However, you may sell the finished items on a small scale, as long as you convey in your item description that you used a Yay For Yarn pattern.
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