This piece of mala bead collection is at least 100 years old.
Main beads: around 12mm
Tridacna Bead: around 14.5mm
Deer teeth stopper bead: around 19mm*9mm
Ivory dice bead: around 9mm*10mm
 
这件象牙念珠藏品至少使用了百年。
主珠：12mm左右
砗磲：14.5mm米左右
鹿牙卡子：19mm*9mm左右
象牙骰子：9mm*10mm左右