From Parallel Lines or a Generalized Thar.
  - Trade The Deucey;
 
  - Centers Hinge;
 
  - Diamond Circulate;
 
  - Centers Hinge.
 
  
Parallel Lines end in Parallel Lines.
Trade The Diamond is a 4-part call.
Note: sometimes the Diamond Circulate brings dancers to the same spot (e.g.,
  Trade The Diamond starting from Back-to-Back Lines).  In this case, the
  dancers step to R-H and continue executing the call.
Criss Cross The Diamond [C4]:
 From Parallel Waves.
  Criss Cross The Deucey;
  Centers Hinge; Diamond Circulate; Centers Hinge.  
  Ends in Parallel Waves.
 See also Trade The Deucey [C3A].