These pendants are crafted from authentic Boston Garden parquet basketball floor which was in use from 1946-1999. For the natural, our artisans handcraft a parquet out of the floor wood to capture the essence of the Garden's uniquely patterned floor. Or select lucky green from the various painted surfaces of the court. Each are set in sterling silver and feature the scuffs and scratches of the floor on which the Celtics won 16 of their 17 Championships. The back is hallmarked "Boston Garden." Officially licensed by TD Garden, each pendant comes gift-boxed with a Certificate of Authenticity. Available with our without 18" sterling ball chain or curb chain.