Leica Noctilux-M 50mm f/1 Type 4

Every shop grades differently. Leica Classic uses letters, Ffordes uses E++ and E+, German dealers write "Zustand B", Japanese dealers write A−. We map all of them onto the one ladder below. Where a shop states its own grade, we print it under ours.

New

Unused, sold as current stock.Usually the maker's own store or a dealer's new inventory.

Mint

Used, but with no wear we can see described.Leica Classic A · Ffordes M

Excellent

Light wear, glass reported clean.Leica Classic A− and A/B · Ffordes E++ and E+ · Japanese A−

Good

Visible wear from use, optics reported sound.Leica Classic B · "Zustand B"

Fair

Heavy cosmetic wear, or a stated optical fault such as haze, fungus or cleaning marks.Leica Classic B−

Heavily used

Works, but wear or a fault affects using it.Leica Classic C

For parts

Not usable as sold.Leica Classic C− and D

Unknown

The listing said nothing we could grade. We show the seller's own words instead of guessing.