White shell buttons, in a medium size similar to a quarter, or a bit larger. Includes 9 mother of pearl and 1 abalone or nacre. Two are carved and all but one have 2 holes.
None are an exact match, but there are similarities. Sizes range slightly from 1 1/16" (3 cm) to 7/8" (2 cm).
There is a tiny chip out of the back of one.