It is not always needed. Your master can mark out the contours of the image directly on your skin and then work according to this outline. It is called freehand. This approach is usually used by people who have made several tattoos from the masters whom they endlessly trust.
People who get their first tattoos shouldn’t do it. You can’t be sure that even the best master is on the same wavelength with you. It’s impossible to change a tattoo «in the process».
So, without a sketch you can’t control the process from beginning to end and know exactly what your future tattoo will look like.
In principle, all three variants are possible. The aesthetic and status difference between the first and the third option will be approximately the same as between the jeans sewn by Philipp Plein and the ones purchased at a discount on Aliexpress. Simply put, the difference in quality is essential. At the same time, the difference in price is very little!
Of course, sketches made on order increase the cost of creating tattoos, but not critical. On the other hand, you get:
The process of creating a sketch involves four stages: