A 10 halala coin from the era of King Khalid in the year 1397 A 10 halala coin from the era of King Khalid in the year 1400 A 25 halala coin from the era of King Salman in the year 1438 AH A 10 halala coin from the era of King Fahd in the year 1408 A 25 halala coin from the era of King Salman in the year 1438 A 10 halala coin from the era of King Fahd in the year 1423-