Republic, 8 reales, Durango mint, 1850 JMR, die style of 1849-50, variety with small superscript s of 20Gs missing (or rather, as appears to be the case on the present example, present but merged with tip of ray), 25.33g (DP-Do29a), significant metal flaws, very good

Estimate: GBP 60 - 80