Cuts have 1 tier for a crown and 1 tier for a pavilion. Template must control one angle of the crown (1C) and one angle of the pavilion (1P). 

For rounded cuts template must control girldle shape

Cuts have 1 tier for a crown and 1 tier for a pavilion. Template must control one angle of the crown (1C) and one angle of the pavilion (1P). 

For step cuts girldle shape control is optional

Cuts have 1 tier for a crown and 2 tier for a pavilion. Template must control one angle of the crown (1C) and two angle of the pavilion (2P). 

For rounded cuts template must control girldle shape

Cuts have 1 tier for a crown and 2 tier for a pavilion. Template must control one angle of the crown (1C) and two angle of the pavilion (2P). 

For step cuts girldle shape control is optional

Cuts have 2 or more tiers for a crown and pavilion. Template must control two angle of the crown (2C) and two angle of the pavilion (2P). 

For rounded cuts template must control girldle shape

Cuts have 1 tier for a crown 1 tier for a pavilion. Template must control two angle of the crown (2C) and two angle of the pavilion (2P). 

For step cuts girldle shape control is optional

For rectangular cuts with 2 tiers for a pavilion. Goodwin2C3P allows controlling:
* separately of two angles of a crown (2C)
* three angles of the pavilion (3P):
* two on the 1st tier of a pavilion
* one on the 2nd tier of a pavilion

But the ability to control the shape of the girdle is lost