Kshitigarbha amulets.

kshitigarbha buddha
The Buddha Kshitigarbha (Chinese: Dizang, Tibetan: Sa-Ee Nyingpo),
is the Boddhisattva who took the vow not to attain enlightenment
before hell is empty.
*
He is represented most often with in his left hand
a Jewels that fulfills the wishes and in the right a cane
which is used to force the door of the underworld
to go there to teach the Dharma.

*
The amulets of Buddha Kshitigarbha are quite rare.
This Buddha is traditionally the protector
of pregnant women, childrens and travelers,
it protects against natural disasters and prolongs life.
*
By the nature of its action, it is also a Buddha very close to anyone with humanitarian action and going to dangerous places to help others
(firefighters, first aiders, doctors ...).