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 Fig. 1  Fig. 2 | PUW 500 Features manual wind sub second Data 8.75 x 12''', Dm=Do= 19.9 x 26.45mm (rests on corners) H= 4.1mm F= 0.5mm T= 1.9mm 15 jewels f = 18000 A/h power reserve 43h Balance staff U366, U367 Stem W310 (short for fancy cases) W1099(long for round cases) Mainspring / battery Zf781, 1.25 x 10.0 x 0.12 x 290mm Hands 1.25 x 0.65 / 0.18mm Comments about the data | Remarks 1933-1958 (all generations) first calibre of PUW (Pforzheimer Uhren-Werke, Germany) In some registers all generations of this calibre are listed as PUW 500, often without mentioning the differences. In others there are two generations of the PUW 8.75x12''' and two of the PUW 500. Here also is distinguished between these 4 generations, because not all parts are interchangable between them. family/generations: Tonneau: 8.75x12''': first generation 8.75x12''' new: stem and setting-lever spring new 500: setting-lever spring new 500 new: many details commom with PUW 501 oval: 501: - Example, year: signature; shock device ca. 1945: - PUW Not for Sale! The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating. |
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