10 sets total; each with 5 proof coins in each set.

1999-2008 50 State Quarters Sets 

25c US Washington State Quarters

Clad Proof quarters

All sets come with original clear acrylic sleeves

Each year contains 5 State Quarters

A nice collection!

Coin Specifications 

Obverse Designer: John Flanagan and William Cousins

Reverse Designer: Donna Weaver

Composition: Copper-Nickel Clad Copper

Weight: 5.6700g

Diameter: 24.3mm

Edge: Reeded