Auction: CSS48 - CSS48 - The Numismatic Collectors' Series sale - conducted behind closed doors
                    
                    Lot: 2027
                
                    
                        People's Republic of China, a set of 4 gold proof 400 yuan, 1979, commemorative of 30th Anniversary of People's Republic of China, consisting of 'Tian An Men', 'The Monument to the People's Heroes', 'The Great Hall of the People' and 'Chairman Mao Memorial Hall', each coin measures 27mm in diameter, is 22 carat gold, contains 1/2oz pure gold,
graded NGC PF69, PF69 Cameo, PF67 Cameo and PF69 Cameo respectively, with the original and certificate of issue (4)
                        
                                            
                
                    
                        Sold for                    
                        
                        
                        HK$30,000