An earthquake of magnitude 3.7 hit Gujarat's Kutch district on Monday morning, the Institute of Seismological Research said. The earthquake struck at 10.44 am with its epicentre 76 kilometres north-north east of Lakhpat. There was no report of casualties/damage. This is the second seismic activity this month as a 3.2-magnitude earthquake hit the district on December 7, according to ISR.