QIANLONG WHEEL-CUT FOUR-CHARACTER MARK WITHIN A DOUBLE SQUARE AND OF THE PERIOD (1736-1795)

Compare to a slightly larger red glass bottle of similar shape, also bearing a Qianlong reign mark, formerly in the Curtis Family, and Hugh W. Greenberg collections, sold at Christie’s New York, 18-19 September 2014, lot 1139. Compare also to an amber-colour glass vase of similar size and shape, sold at Christie’s Hong Kong, 28 November 2018, lot 2932.