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 Fig. 1  Fig. 2 | Unitas 347 Features stem wind and set sub second Data 16.5''' (16.5...17.75'''), Dm= 36.6mm, Do= 37.2mm H= 4.2mm F= 0.5mm T= 1.85mm 15 jewels f = 18000 A/h power reserve 43h power reserve 40h Balance staff U991 Stem W1418 Mainspring / battery Zf3394, 1.90 x 15.0 x 0.18 x 450mm Hands 1.50 x 1.15 / 0.26mm Comments about the data | Remarks open face calibre varying bridge shapes (cf. Alpina 271) differences not known between 85, 347 family: 83: open face, H= 4.9mm 84 : hunter, H= 4.9mm 85: open face, H= 4.2mm 86: hunter, H= 4.2mm 87: open face, H= 3.7mm 88: hunter, H= 3.7mm Example, year: signature; shock device ca. 1940: Swiss Made, 3 Adj., 15 Jewels (Unitas 85) 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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