Seated Liberty QuartersType 4 – Motto Above Eagle (1866-1873)Designer – Engraver: Christian Gobrecht Metal Composition: 90% Silver – 10% CopperDiameter: 24.3 mm Mass / Weight: 6.22 gramsType 4 Resumed – Motto Above Eagle – No Arrows (1875-1891)Designer – Engraver: Christian Gobrecht Metal Composition: 90% Silver – 10% CopperDiameter: 24.3 mm Mass / Weight: 6.25 grams