People's Republic Bank of China, a set of 6x silver proof 20 Yuan, 1998, Song Dynasty Painting Qingming Festival, 'Ships On River', 'Bridge & Ship', "Unloading Cargo', 'Vendors', 'Urban Sprawl' and 'Main City Gate', total ASW 12oz, with original box and certificate of issue,graded NGC PF 69 Ultra Cameo, 68 Ultra Cameo, 68 Ultra Cameo, 67 Ultra Cameo, 67 Ultra Cameo and 69 Ultra Cameo respectively #6440809-010 to 6440809-015 (1 box of 6 coins)..
Estimate: 6600 - 11000