Stag antler. One-piece, carved vividly and open, skillfully tracing the material. Using the porous core of the stag antler to render a coiled rain dragon amid swirling clouds, its head delicately carved with eyes inlaid black engraved and darkly accentuated. W.4cm. Signed: seal Ren (= Rensai) on square reserve below a pointed roof. Condition A.