You can make an old, dried out, scratched up, leather couch look new again by this simple, chemical free, green living, life hack.
Unique Leather Tufted Sofa C. 1920's at 1stdibs
Image from http://i.ytimg.com/vi/A41JbxvMFcg/maxresdefault.jpg.
Leather patching http://www.wikihow.com/Patch-a-Leather-Couch
Sectional Sofas | Modern Leather Sectional Sofa – Opulent Items (this one looks cool but not leather or in the color white)
The Boatwright Family: Fixing a Leather Couch
How to Fix a Peeling Leather Couch
How to Fix a Peeling Leather Couch - YouTube
It is possible to repair a tear in a leather couch.
Recovering a Leather Couch | eHow