Ancient and antique Asian antiquities and antiques Seal

Variegated Green Jade, the bottom with Asian calligraphy. The impression, four dragon-like animals standing on two feet, all of them holding each other’s hands and holding a circular disk with a square hole in the middle in their mouth.
Asian antiquities are authentic and come with a Certificate of Authenticity.
Asian
1300s AD
4 1/2” x 2 1/2”