![The unique portrait medallion of Mehmed II, which has been valued at up to £2 million. Photo: Bonhams](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/LX6K7IOX3FB47HZUI54WVRHF2E.jpg?smart=true&auth=0f05c4eccda29f0f3cd20bcf5763622f21d64f1ef3a11bb35380a9c9488bd174&width=400&height=225)
The unique portrait medallion of Mehmed II, which has been valued at up to £2 million. Photo: Bonhams
The unique portrait medallion of Mehmed II, which has been valued at up to £2 million. Photo: Bonhams
Rediscovered portrait medallion of Ottoman ruler valued at up to £2 million
Bronze object believed to feature earliest Western portrait of an Islamic ruler