The jade thumb ring is of cylindrical form, the jade is of mottled greyish-celadon color tone with slight russet and veins.|||Height: 1 1/2 in (3.8 cm) Diameter: 7/8 in (2.5 cm)|玉扳指|玉扳指是貴族的代表，時尚的前鋒。此玉扳指，包漿自然，光澤柔和。保存完整，品相較好。收藏價值極高。