1952 Michigan State Championship Ring — .925 Sterling Silver ReplicaA Spartan warrior helmet sits on one shoulder. Coach Biggie Munn's name etched on the other. And right at the center of the shield face, an emerald cut blue cubic zirconia throwing deep flashes of MSU blue. This 1952 Michigan State championship ring is a . 925 sterling silver replica honoring the undefeated 9 0 season the year East Lansing claimed its first national football title under Munn's coaching. Who This Is Actually For If you're a Spartans