Augustus-Prima-Porta-bw.jpg
WAS THE SCULPTURE MADE OF ONE BLOCK OF MARBLE?
To save on marble and because sculptors often encountered flaws in large blocks of marble, statues were often made in several pieces that were connected by pins and dowels at disguisable junctures.  When the marble trade reached its peak in the second century AD, sculptors preferred to use one block and connect potentially precarious limbs with marble struts, bands of unworked marble.
fitness