Oh, that's what it is called!
Wabi Sabi is a philosophy and aesthetic that evolved out of the Zen Tea Ceremony in the 16th Century. This article on Mother Earth News briefly explores Wabi Sabi and offers a list of 12 ways to Cultivate Wabi Sabi into your life. The qualities of Wabi Sabi bring you deeper into the present experience of the beauty in that which is handmade by humans and nature, touched by time....opening your moment to the stillness of spirit that infuses it all. Pure, simple, satisfying, perfectly imperfect.
Read the article: Wabi-Sabi: Finding the Beauty and Peace in Ordinary Things