Six archer's rings

Six archer's rings
The first three of cylindrical shape carved from jadeite displaying patches of reddish brown; the fourth carved from mottled gray and cream jade with one large flat edge; the fifth of similar shape but formed from honey colored glass; the sixth of calcified white 'chicken bone' jade, also displaying one flat edge as well as rock and lingzhi motifs carved to the opposing round edge in shallow raised relief.
1 1/4in (3.2cm) width of largest (the fifth) (6).