MC cartridge P-1M. aluminium cantilever, conical diamond stylus

MC cartridge P-1Green, boron cantilever, nude diamond super linear contact, Yan system

MC cartridge G-1MkII, boron cantilever, nude diamond super linear contact, Yan system

MC cartridge G-2MkII, ruby cantilever, nude diamond super linear contact, Yan system

MC cartridge, sapphire cantilever, nude diamond super lienar contact, Yan system

MC cartridge, sapphire cantilever, nude diamond 'Micro-Ridge' stylus

MC cartridge, 25th Anniversary Edition, diamond cantilever, micro-ridge stylus, Yan system

https://the-ear.net/review-hardware/skyanalog-ref-high-end-mc-4-less/