Three small jade seals

Three small jade seals
The first of rectangular section above an uncarved face and surmounted by an undercut tiger form finial, the stone of whorled pine and gray colored jadeite; the second of square section above an uncarved face also surmounted by a tiger-form finial, the stone of greenish gray jadeite; the third of cylindrical shape surmounted by a raised relief chilong dragon, the face incised in a three character archaistic inscription, the stone of whitish nephrite displaying notable patches of russet.
2in (5cm) height of second and tallest (3).