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Fig. 1 Fig. 2 Fig. 3 | [SIZE=+1]ETA 1081[/SIZE] Features manual wind sweep second Data 11.5''', Dm= 25.6mm, Do= 26.0mm H= 4.15mm F= 1.5mm T= 2.0mm 15/17/19/21 jewels f = 18000 A/h power reserve 42h Balance staff U1397/U3098 balance with/without screws Stem W1161 (W2767) (cf. ETA 1080, 1256) Mainspring / battery Zf1223, 1.50 x 9.5 x 0.11 x 290mm Hands 1.50 x 0.90 x 0.21mm Comments about the data | Remarks often signed as ETA 1080 various bridge shapes differences not known between 1081, 1083, 1085, 1087, 1089, 1095, 1097, 1099, 1141, 1143, 1145, 1147, 1149, 1155, 1157, 1175, 1177, 1179, 1181, 1183, 1287 family/generations: manual wind: 1080: 10.5''', H= 4.15mm 1081: 11.5''', H= 4.15mm 1093: 11.5''', date 1152: 10.5''', H= 4.5mm 1153: 11.5''', H= 4.5mm automatic: 1256: - 1258: date automatic, minor modifications: 1257: - 1259: date Example, year: signature; shock device 1) ca. 1955: ETA 1080, Habmann* - DHK; Incabloc 2) ca. 1955: Titus Watch Co, Swiss Made, 21 Jewels; Incabloc |