Rawalpindi, Dec. 29 -- Founder of the Pakistan Tehreek-e-Insaf (PTI) founder and former PM Imran Khan and his wife Bushra Bibi - both currently incarcerated - on Monday challenged their convictions in the Toshakhana-2 case via separate appeals submitted in the Islamabad High Court (IHC).

The appeals contest the Dec 20 ruling by a special judge, who found the couple guilty of corruption over the underpriced purchase of luxury state gifts and sentenced them to 17 years in jail, as well as imposed fines of PKR16.4 million ($59,000) on each of them.

The conviction centres on the alleged acquisition of an expensive Bulgari jewellery set from the Toshakhana - the state repository for gifts received by public office holders - at a nominal price,...