FS: Nikon Nippon Kogaku 5cm f/1.4 lens s-mount black

LanLan

Selling my mint Nippon Kogaku Japan 5cm f/1.4 black lens head.

Cosmetic conditin: mint, not paint loss, no dent, no scratch

Glass condition: mint, no haze, no separation, no mold, nearly no hairline.
Trace of oil on aperture blade, asked uncle Tat, no need to clean.

This set comes with original front cap, original Nippon Kogaku Tokyo leather case, like new nikon hood (with box)

Asking: HKD 3980 full set.

PM if interested. Thanks