What is "piasters"

Usage examples of "piasters".

She added that she would give me a casket full of diamonds, one of which was alone worth two thousand piasters, and that the sale of the others would place us beyond the reach of poverty for the remainder of our life.

Paxton followed him up the stairs, and he struggled with her single bag while she managed her tote bag, and when they reached her room, she gave him twenty-five piasters, and he grinned and bowed and ran away downstairs.

On the following night, she informed me that her master would sell her for two thousand piasters, that she would give me the amount, that she was yet a virgin, and that I would be pleased with my bargain.