The Griff Network » Resources » GSM to Pound Scale Chart
| GSM | # SCALE |
| 15 | 9.22 |
| 20 | 12.29 |
| 30 | 18.43 |
| 40 | 24.58 |
| 50 | 30.72 |
| 60 | 36.87 |
| 70 | 43.01 |
| 80 | 49.16 |
| 90 | 55.30 |
| 100 | 61.45 |
| 110 | 67.59 |
| 120 | 73.74 |
| 130 | 79.88 |
| 140 | 86.03 |
| 150 | 92.17 |
| 160 | 98.32 |
| 170 | 104.46 |
| 180 | 110.61 |
| 190 | 116.75 |
| 200 | 122.90 |