1997 Donruss Preferred
Precious Metals
Randomly inserted in packs, this 25-card set is a partial-parallel. Each card is printed with one gram of real silver, gold, or platinum embedded into the card. Only 100 copies of each card were produced.
1998 Donruss Preferred
Precious Metals
Precious Metals is a 30-card partial parallel printed on card stock made of one gram of real silver (S), gold (G), or platinum (P). Only 50 copies of each card was produced.