Arnab draws a picture of Rechal running away with Yogita’s watch, intending it to be believed that Rechal stole Yogita's watch. This is:

IPC Section 511.  Punishment for attempting to  commit  offences  punishable  with imprisonment for  life  or other imprisonment: Whoever  attempts  to  commit  an  offence  punishable  by  this  Code  with  imprisonment  for  life  or imprisonment, or to cause such an offence to be committed, and in such attempt does any act towards the commission of the offence, shall, where no express provision is made by this Code for the punishment of such attempt, be punished with imprisonment of any description provided for  the  offence, for  a term  which  may  extend  to one-half  of the  imprisonment for  life  or,  as the case may be, one-half of the longest term of imprisonment provided for that offence, or with such fine as is provided for the offence, or with both.