the watermark is inverted and misplaced so half is on one stamp and the other half on the other stamp
SG325Wi 1/2d Bright green Wmk Inverted and Split U/M
Sale!Original price was: £16.58.£15.25Current price is: £15.25. |

Original price was: £16.58.£15.25Current price is: £15.25. |
the watermark is inverted and misplaced so half is on one stamp and the other half on the other stamp