Blanket How to Crochet a Harlequin Stitch Blanket: Free Pattern Updated April 1, 2026 This post contains affiliate links. If you make a purchase through links on our site, I may earn a small commission. Click to see full details of my Privacy Policy. Pin it now, make later!90Shares Learn how to crochet the harlequin stitch and create a lovely blanket with this free step-by-step pattern and video tutorial. The diamond tiles are created individually, so it’s the ideal portable project for on-the-move hooking! Or you can settle down, get cosy and bang out a few tiles in front of the TV on an evening and enjoy the small ‘finished project’ serotonin boost you get each time you complete a diamond. TABLE OF CONTENTS1. Materials & Tools2. Colour Inspiration3. Pattern Notes4. Convert Pattern Terms5. Why Choose the Harlequin Stitch?6. Terms & Abbreviations7. Pattern Support8. Pin For Later9. Free Crochet Pattern: Harlequin Stitch Blanket10. 1-1111. 12-2012. Skinny Half Diamond for Sides13. Video Tutorials14. Part 115. Part 216. Crochet Blanket Patterns VIEW MORE▼ Materials & Tools Yarn: Stylecraft Special DK Hook: 6mm Darning Needle Scissors Colour Inspiration Pastel dreams: Soft pinks, mints, and lavenders for a sweet baby blanket. Bold brights: Go full carnival with turquoise, magenta, and sunshine yellow. Monochrome magic: Shades of grey for a sophisticated throw. Pattern Notes Written in UK terms but switchable to US terms below. Beginning ch-3 does count as a st. Beginning ch-2 does not count as a st. Convert Pattern Terms Here you can quickly switch between UK and US crochet terms. This will make following the pattern easier as all terms will be converted to your preferred version. view in UK terms view in US terms Why Choose the Harlequin Stitch? Visual impact: The bold diamond motifs make it a real statement piece. Endless color play: You can go classic with two tones or playful with a rainbow palette. Relaxing rhythm: Once you get into the repeat, it’s wonderfully meditative. Terms & Abbreviations Chain: ch(s): Yarn over, pull through. Increase (inc): work 2 tr in same st Skip (sk) Stitch(es) (st(s)) Space(s) (sp(s)) Treble Crochet: tr(s): Yarn over, insert hook into stitch, yarn over, pull up a loop, you will have three loops on the hook. Yarn over, pull through two loops, yarn over, pull through remaining two loops. Treble Crochet 2 Stitches Together (tr2tog): Yarn over, insert hook into stitch or space, yarn over, draw up a loop (3 loops on hook), yarn over, draw through 2 loops (2 loops on hook), yarn over, insert into next stitch or space, yarn over, draw up a loop (4 loops on hook), yarn over, draw through 2 loops (3 loops on hook), yarn over, draw through all 3 loops on hook. How to Crochet – A Handy Reference Guide eBook Unsure of the differences between UK and US terms? Need a refresher on how to do your stitches? In my ‘How to crochet: A handy reference guide’ EBook I help you with all of these terms and you can always have them to hand! You will also get exclusive access to free video instructions. Learn more about the eBook here. Pattern Support The fastest way to get pattern support is to ask in our dedicated facebook group for Bella Coco Crochet patterns. This is the best place for you to connect with other crocheters. Please note, if you wish to change and adapt this pattern in any way, this must be done at your own exploration and we cannot offer assistance with this. Pin For Later To unlock this FREE crochet pattern all you need to do is enter your email to join our mailing list and the grow app will appear, please enter your email and create a password. Now you’ve created a grow account you’ll be able to access all of the free patterns on the blog and bookmark your favourites so you can have them all in one place for easy access. If you forget your password, click the “forgot password” link and follow the prompts. Please note that the team are unable to assist with resetting Grow passwords or accessing your Grow account, so please make sure you save your login information in a safe place. Your grow account is separate from your Bella Coco account which you use to access your purchased patterns. Free Crochet Pattern: Harlequin Stitch Blanket You are viewing this pattern in UK terms. Foundation chain: Ch 4. 1-11 Row 1: Tr in fourth ch from hook, skipped chs count as a tr. (2 tr) Row 2: Ch 3, turn, tr in first st, 2tr in top of ch-3. (4 tr) Row 3: Ch 3, turn, tr in first st, 1 tr in each of next 2 sts, 2tr in top of ch-3. (6 tr) Row 4: Ch 3, turn, tr in first st (ch3+tr count as increase in first st), 1 tr in each st to last st, inc in top of ch-3. (8 tr) Row 5-10: Repeat Row 4. (20 tr, each row increases by 2 sts) Half Diamond Complete Row 11: Ch 2, turn, sk st at base of ch, tr in next st, tr in each st to last 2 sts, tr2tog over last 2 sts. (18 tr) 12-20 Row 12-18: Repeat Row 11 decreasing each row by 2 sts until only 4 sts remains. Remember, turning ch-2 does not count as a st. Row 19: Ch 2, sk st at base of ch, tr in next st, tr2tog over last 2 sts. Row 20: Ch 2, turn, sk first st, tr in next st. Cut yarn, fasten off. Full Diamond Complete Skinny Half Diamond for Sides Row 1: Ch 6, tr in third ch from hook. (2 tr, 3 chs) First 3 chs count as first row of diamond, ch 3 + tr counts as second row of diamond. Row 2: Ch 3 (counts as a tr here and throughout), turn, 2 tr in next st. (3 tr) Row 3: Ch 3, turn, tr in first st (st at base of ch 3), tr in next st, tr in top of ch-3. (4 tr) Row 4: Ch 3, turn, tr in each st across, 2 tr in top of ch-3. (5 tr) Row 5: Ch 3, turn, tr in first st, tr in each st across working one st in turning ch-3. (6 tr) Increasing Rows: Repeat Rows 4 & 5 until there are 10 sts. Decreasing Row A: starting on straight side, Ch 3, 1 tr in each st across to last 2 sts, tr2tog over last 2 sts. Decreasing Row B: Ch 2, sk st at base of ch, tr in next st (ch-2+tr counts as tr2tog), tr in each st to end working last tr in top of ch-3. Repeat Rows A & B until only 2 sts remain. Ch 3 for final row. Cut yarn and fasten off. To make a blanket, arrange your diamonds, using your darning needle and matching colour yarn, sew diamonds together. Video Tutorials Part 1 Or you can watch on YouTube Part 2 Or you can watch on YouTube Crochet Blanket Patterns Do you love crocheting blankets? CLICK HERE to check out all of the blanket patterns on the blog, or see below for some of my personal favourites: Mindful Moodblanket Mermaid Shells Blanket Briar Blanket Patchwork Blanket Mindful Moodblanket Mermaid Shells Blanket Briar Blanket Patchwork Blanket Discover the ever-expanding stitch library and enhance your crochet skills with free step-by-step patterns and easy-to-follow video tutorials. I always love to see your makes so if you try any of my patterns or follow my stitch tutorials please tag me @bellacococrochet or use the #bellacococrochet sarah-jayne KEEP ON making Don’t miss a thing! Sign up to our newsletter, grab a cuppa and find out about the latest posts and projects. First name Email address Thanks! Please check your inbox (and junk) to confirm your subscription! Pin it now, make later!90Shares Further Reading... 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