Until what approximate age might a German Shepherd's true sable coloration not be fully apparent?

Answer

About two years old

A dog’s true sable pattern might not be fully visible until it reaches about two years old, as the coat matures and the underlying colors settle.

Until what approximate age might a German Shepherd's true sable coloration not be fully apparent?

#Videos

Sable German Shepherd: Does Coat Color Affect Behavior & Health?

DogbreedcoatGerman Shepherdsable