New/old Yixing Zisha Purple Clay Tea w/Presentation Case

A collector's tea set made for tea ceremonies and display. Beautiful Yixing Zisha Purple Clay Tea set (see stamped maker inscriptions). {This was tucked away; never used by our ⁹⁶ year old father). DOUBLE TAP IMAGES to fully Open. Looks to be Never Used. Includes four teacups, four saucers and a lidded teapot. Each serving piece features indented Chinese characters. Presentation carrying case in a red. Not interested in any scam contact.