Curious amulet from Cambodia Phra Pidta Bia Gae.

Curious amulet from Cambodia Phra Pidta Bia Gae .
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Cambodian bronze amulet in the shape of a Bia Gae shell
with a stylized protective Buddha Phra Pidta on one side.
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UNIQUE PIECE.
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Height: 26 mm.
Width: 20 mm.
Weight: approximately 27 grams.