abbas

In Iran , ? – 20th century¹, a unit of mass, approximately 185.6 milligrams (approximately 2.864 grains).

According to Bruno Kisch, a 19th century Persian unit called the abas, used for pearls, had a value of approximately 175 milligrams. Halil İnalcık notes (page 317) that in the 14th century a unit for pearls called the ḥabba is recorded in the Mukātebāt-i Rasīdī, the Resālä-ye Faläkiyyä, or both.

1. United Nations, 1966.