Watch List notes:

Potosi, Bolivia, cob 4 reales, 1669E.S-P37b; KM-25; Cal-512.12.83 grams.XF with choice design details struck on a broad planchet with a few natural edge cracks, two full pillars with some doubling, nice full cross, two clear dates, spots of brown encrustation.From: Pillars and Waves
($150-225)