During production, each packaged figure was stamped with what is called a "date stamp". Often difficult to read, a method that works best is to shine a bright light to reveal the 5 digits. The first three digits refer to the day of the year while the remaining two digits are for the year. Here it reads 13903.

During production, each packaged figure was stamped with what is called a "date stamp". Often difficult to read, a method that works best is to shine a bright light to reveal the 5 digits. The first three digits refer to the day of the year while the remaining two digits are for the year. Here it reads 22701.

During production, each packaged figure was stamped with what is called a "date stamp". Often difficult to read, a method that works best is to shine a bright light to reveal the 5 digits. The first three digits refer to the day of the year while the remaining two digits are for the year. Here the imprint is illegible as it appears to cut off from the bottom of the packaging.