How big is the smallest treasure of Basi?

The length, width and height are 80 mm, the smallest octupole is a square pattern with the length, width and height of 80 mm, and the bagua palm octupole is also the bagua palm octupole. The seal cutting during the reign of Qianlong in the Qing Dynasty was specially made by Emperor Qianlong in 1790 to commemorate the 55th anniversary of his accession to the throne and celebrate his 80th birthday.