500 TENGE 2011 KAZAKHSTAN COSMONAUT GAGARIN SILVER TANTALUM PROOF NGC PF70 RARE

Composition: Bimetallic: tantalum centre in silver (.925) ring
Weight: 40.7 g
Diameter: 38.61 mm
Quality: proof
Fineness: Ag 925-16,6 g / Ta-24 g.
Mintage: 5000