Obverse
Double-headed eagle.
Lettering: 50 РУБЛЕЙ 1993Г.
ЛМД
БАНК РОССИИ
Reverse
Black Sea Porpoise.
Lettering: КРАСНАЯ КНИГА
ЧЕРНОМОРСКАЯ АФАЛИНА
Extended information
Year
Denomination
Currency
Metal
Bi-metallic (Aluminum-Bronze center in Copper-Nickel ring)
Krause catalog
Y# 334
Weight
6 g.
Diameter
25
mm.
Thickness
2 mm.
Series
Wildlife
Alignment
Medal ↑↑
Shape
Round
Edge
segmented reeding