A Chinese carved jadeite "Qilongs" water coupe, Qing dynasty, 19th to early 20h century

A Chinese carved jadeite "Qilongs" water coupe, Qing dynasty, 19th to early 20h century 翡翠螭龍水洗 清 十九至二十世紀初
The stone of beige to brown tone with scattered yellow and green tint, very thinly carved and embellished with a pair of Chilong to each end
L: 4 ¼ in.
Provenance:
Acquired by the parents of the present owner, probably in the 1970s
Thence by descent to the present owner