People's Republic of China, Yungang Grotto Art, 2010, silver 20 yuan, 'Lotus Flowers and Flying Apsaras', 2 oz and gold 200 yuan, 'Seated Buddha', 1/2 oz gold,PCGS PR69 DCAM and PR70 DCAM respectively, with the original packaging and certificates of authenticity (2).
Estimate: 7000 - 10000