Three circular jade pendants

Three circular jade pendants
Including two similarly undercut with two pairs of facing dragons surrounding a bi-disc engraved with C-scrolls and a movable flower head roundel at the center; the third reticulated as a movable flower head roundel within a ring with engraved thunder patterns joined by eight tiny spacers to an outer ring of C-scrolls and barbed edges (chips).
2 1/4 to 2 3/8in (5.7 to 6cm) diam. (3).