About the design:

Empress Farah Pahlavi Crown made by Van Cleef & Arpels.

Adorned with 1541 stones in total, including 105 pearls, 1469 diamonds, 36 emeralds, 34 rubies, 2 spinels, but most importantly, a spectacular 150-carat emerald set at the center.It weighed 1.9Kg and is currently on display at the Central Bank of Iran in Tehran.