PREBEN HOLM: Fancy Matt Freehand (C5) Tobacco Pipe. Measurements / Other Details. Spots in the Stem Material. STAMPING: PREBEN HOLM FANCY MATT HAND MADE IN DENMARK C5. Length: 6.5 in. Weight: 2.5 oz. / 69.9 g. Bowl Height: 2.2 in. Chamber Depth: 1.8 in. Chamber Diameter: 1.0 in. Outside Diameter: 1.7 in.