8.96 gr 900au. The 1883 is the key to the whole Norwegian decimal coinage. It is believed to be around 50 pieces known. The presented piece shows a crisp golden colour, with some minor marks as expected from the assigned 63 grade. The lustre is quite strong, with some slight frosty details. https://www.ngccoin.com/certlookup/2170244-002/63/