The Guernsey Post and Go stamps are available in six tariff weight steps:

GY Letter up to 100g
GY Large Letter up to 100g
UK Letter up to 100g
UK Large up to 100g
EUR Letter up to 20g
ROW Letter up to 20g

Please note: The price includes an administration fee of £0.50 to vend the stamps on your behalf.

Mint stamps (otherwise known as unused) have never been cancelled or affixed to anything. They will be in the same pristine condition as they were when they left the printer.

Cancelled to Order stamps (CTO) have been cancelled or affixed to something.W Large Letter up to 20g