‘Less is More’
A 19th century phrase that is still valid http://iscialisoverthecounter.com/ today in every aspect of life.
Here are some interesting examples of work where designers clearly used that approach. They have incorporated only those elements that are needed without anything that would be unnecessary, making it clean, simple, contemporary and beautiful.
Bottle of Absinthe by Elmar Van Zyl
Book Design by Brandon Nickerson