Cartier, 1930 The twelve-sided transparent 3 inch dial entitled 'Atmospheric Pressure relative to Sea Level' and showing pressure in tenths of an inch from 28 to 31 inches via an arrow shaped hand connected with a chain running to the bellows in the base, with recording hand moved via a cabochon corallium rubrum central button, the six weather predictions comprising: Very Dry and Still, Fair and Calm, Unsettled, Wind and Rain, Much Rain and Wind,and Very Stormy. framed within a red and black lacquer bezel, mounted on a fluted rock crystal column and stepped black and red lacquered silvered socle.