清乾隆 御製「仿唐八稜澄泥硯」 《臣徵瑞恭進》款

the black ink cake with a central circular concave 'grinding surface' surrounded by a gilt-decorated border of carp and mythical animals among waves, the reverse inscribed and gilt with an imperial poem followed by Qianlong yuming and two seals reading bide and langrun, one of the octagonal facets inscribed in kaishu in relief chen Zhengrui gong jin ('respectfully presented by your humble servant, Zhengrui'), another with fang bachengyan tang Chengni ('copying an octagonal Tang Chengni inkstone')

The ink cake is in overall good condition, except for a few retouched areas (max. 1.2 cm) to the edges. There are also some typical age crackles and expected tiny nicks.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

硯背描金書：
一規內涵八稜砥，琢端匹絳潤而理，平水圓璧安足擬。乾隆御銘。
鈐「比德」、「朗潤」印。
（御製文集，二集卷三十九；欽定西清硯譜，卷二十四）
硯壁分別書陽文：仿唐八稜澄泥硯。臣徵瑞恭進