Since its inception in 1920, the NFL has turned American Football into a national obsession. Invicta has collaborated with the National Football League to bring you an amazing collection of NFL Watches.This Minnesota Vikings Watch is quartz and designed in Invicta’s best-selling Scuba Style. The band color is steel and purple and yellow, made of stainless steel and silicone and aluminium material. The case color is steel and yellow and purple, made of stainless steel and aluminum material.