British coins grading - Half Crown 1839 to 1887 - Victoria
AG-3
Design and date are discernable, although some spots may be worn out. Some lettering should be apparent, if not necessarily readable.
G-4
Major illustrations and features are evident as outlines. although the coin overall is heavily worn.
VG-8
Details in hair start appearing. Full rim with clearly discernable illustrations and features. Most legends are readable clearly, but the whole coin is still significantly worn.
F-12
Distinct rim, all legends readable, clear illustrations showing some detail, but the whole coin is moderately, but evenly worn.
VF-20
Clearly readable but lightly worn legends, illustrations show good detail, rims are clean, but the whole coin shows moderate wear.
EF-40
Legends are sharp, illustrations are clear with slight but obvious wear on the high points.
AU-50
Sharp legends and illustrations show only a trace of wear on the highest points.
MS-60 to MS-70
The only traces of wear on these coins come from the contact with each other during their production (bag marks, damage spots) at the Mint or very small circulating signs (minor scratches or scuff marks).