Iran
Muhammad Reza gold 10 Pahlavi MS2537 (1978) MS66 NGC, KM1213. A massive Pahlavi multiple with stunningly preserved surfaces that exhibit enchanting reflectivity in the fields. Interestingly enough, we've sold one other MS66 NGC example of this date in our September 2013 auction; that piece, selling for $4,993.75 at the time, has recently (on November 8th, 2015) received an offer through our Make an Offer to Owner (MOTO) program of $6,500.
Estimate: 4500-5500 USD