The crystal beast overprint45 grams, 4.9 CM high 2.8 CM long and 2.8 CM wideCrystal seal quality fine work, to lash, lather Yu Dayin can be placed inside small seal, seal round benevolent for button, carver exquisite, majestic, the whole quality of a material is flawless, pure such as glass, if the above case a few, add a cultured qi, so when it's crystal.