ASG Cert #
ASG Description
CNA 1995 20 Fen Compulsory Serviceman Stamp Issue-Block of (4) M2
ASG Grade
XF/Superb 95 Mint OG

ASG Guarantee

Every ASG-certified stamp is backed by the industry-leading ASG Guarantee, which provides greater protection for both buyers and sellers. Learn More

Stamp Grading Scale

See the full list of grades, descriptions and modifiers used by ASG to consistently and accurately evaluate a stamp’s condition. Learn More