Chinese Chicken's Blood Seal

Pair of Chinese Manchu 'chicken's blood' stone seals with a soapstone box, each seal of rectangular shape with rounded corners, one seal in Chinese 'guma geren', the other carved in Manchu, both of deep red color with classic mushroom colored inclusions, together with a fitted olive-green soapstone box with Chinese and Manchu inscriptions on the cover and the Chinese reads 'luo huo si bo da shan ke she sai zhu, ren gu ma ge ren, Qianlong shi nian', box 4.75''l, seals 2''h; Provenance: Estate of Diana Engstrom, Northern California and Sweden