Saudi Arabia is
on Greenwich Mean Time plus three hours (GMT+3). This is
equivalent to Eastern Standard Time plus eight hours; seven
hours during Daylight Savings Time.
Saudi coins are called halalahs. Coinage
denominations are 5, 10, 25, 50 and 100 halalahs, with 100
halalahs equal to one Riyal. Bank notes, printed in Arabic
on one side and English on the reverse, are in denominations
of 1, 5, 10, 50, 100, and 500 Riyals. One U.S dollar is
equivalent to 3.75 Saudi Riyals.