This is openwork Tsuba that design is bell cricket There is no certification but I think it is made in Akasaka school Material: iron Size : H 70 x W 68 x D 5 mm (2.8" x 2.7" x 0.2") Nakago (center hole)length 26 mm Weight : 81 g ( 2.8 oz.) Condition : Good as you can see the pictures for the year Rust overall with box This item is as pictures show without any warranty, please see pictures. I try my best to describe items accurately, but it is still my opinion and you have to depend on your own judgment when you bid.