French or Low-Countries, 16th century, and French, 16th century, two hippopotamus ivory and bovine bone prayer beads
one with one half carved with a Monk gnawed by worms, the second half with a skull, the other one with one half carved with a bearded man, the second with a skull, with gilt-metal pendant loop
H. 5 cm & 5.5 cm ; 2 in. & 2 1/5 in.
A. Tapié, Vanité - Mort que me veux-tu?, exh. cat. Fondation Pierre Bergé - Yves Saint Laurent, 2010, p. 89 (as German, 17th century)