In its continued crackdown on smuggling, the Customs Department seized 15 kgs gold and foreign currencies of Rs 22 lakh in 24 hours, for which seven passengers have been arrested, an official said here on Thursday.

The haul by Mumbai Airport Customs was carried out during October 11-12 at the Chhatrapati Shivaji Maharaj International Airport, as part of the intensified drive to catch gold and foreign currency smugglers.

An Indian national, who flew from Dubai to Mumbai by an Emirates flight EK-500, was found with 9.9 kgs gold worth Rs 5.20 crore, hidden in a specially designed chest belt with nine pockets and wrapped around his chest and shoulder.

The accused revealed that the gold was handed over to him at Dubai by two Sudanese nationals who have also been nabbed and the trio has been sent to judicial custody for 14 days.

An Indian arriving from Chennai by an IndiGo flight 6E-6149, which had earlier arrived from Sharjah, was detected carrying 1.88 kgs gold dust worth nearly Rs one crore, concealed in his underwear.

In another detection, the Customs sleuths retrieved 1.068 kg and 1.185 kgs gold dust - totally worth over Rs 1.10 crore - in packets hidden in the underwear of two passengers, arriving here from Jeddah by a Saudia flight SV-772.

A Sudanese national, who landed here by an Emirates flight EK-504 from Dubai, was nabbed with gold dust of 973 gms in wax in eggs form, worth Rs 51 lakh, concealed in his rectum.

Besides, the Customs nabbed two Indians, who were about to board a SpiceJet flight SG-13 to Dubai, each carrying Dh 50,000 (Rs 11.20 lakh) and Dh 45,000 (Rs 10.08 lakh), concealed in round cavity of biscuits stuffed in their pockets, after they had crossed the Customs declaration counter.