Seljuk Sultanate of Rum. Kayqubad I (1220–1237 AD). Dirham (Silver, 23.3 mm, 2.98 g). Obv: السلطان المعظم / علاء الدنيا والدين / ابو الفتح / كيقباد “The Exalted Sultan, Glory of the World and the Faith, Father of Victory, Kayqubad.” Rev: الإمام الناصر لدين الله أمير المؤمنين “The Imam al-Nasir li-Din Allah, Commander of the Faithful.” Reference: Album, Checklist of Islamic Coins, 1211.1. Kayqubad I ruled the Seljuk Sultanate of Rum at the height of its power. He expanded Seljuk control across Anatolia, captured the Mediterranean port of Alanya, strengthened fortifications and promoted trade through caravanserais and secure routes. His reign brought political stability, commercial prosperity and major architectural patronage, before growing Mongol pressure began to threaten the sultanate after his death. DISCOVER OUR CURRENT SELECTION Visit and follow our seller profile to explore all items offered by Logos Numismatics & Antiquities across current auctions and stay informed of new listings. IMPORTANT INFORMATION I. All items are authentic and lawfully acquired through established European auction houses; provenance is documented in our records. II. Every order includes one consolidated, signed certificate of authenticity and lawful provenance, recording each item's full attribution. III. Combined shipping is available only for items won in the same auction and settled as one Catawiki order. IV. For shipments outside the European Union, import licences, taxes, and related fees are the buyer’s responsibility. Customs delays are beyond our control.