Since the exact dimensions are curiously not mentioned, here's my service to answer your questions: The stamps have a diameter of typically 69mm, while larger

Since the exact dimensions are curiously not mentioned, here's my service to answer your questions: The stamps have a diameter of typically 69mm, while larger ones are 100mm. (Source: http://www.megaministore.com/stamps/asia/bhutan-stamps/bhutan-phonograph-record http://www.megaministore.com/stamps/asia/bhutan-stamps/bhuta...)