Sizing Chart for Le Tricoteur Guernsey
| SIZE | CHEST | SLEEVE | LENGTH | CHEST | SLEEVE | LENGTH |
| 30 | 15" | 16" | 19" | 38CM | 41CM | 48CM |
| 34 | 17" | 18" | 22" | 43CM | 46CM | 56CM |
| 38 | 19" | 21" | 27" | 48CM | 53CM | 69CM |
| 42 | 21" | 23" | 29" | 53CM | 58CM | 74CM |
| 46 | 23" | 23" | 29" | 58CM | 58CM | 74CM |
| 50 | 25" | 23" | 30.5" | 64CM | 58CM | 78CM |
| 54 | 27" | 23" | 30.5" | 69CM | 58CM | 78CM |