对不起,富版和各位表友:来晚了,晚上有应酬。我想还是试着编辑吧,头回生,二回熟,刚做了一些编辑和翻译,此网站的帖子对表友收藏有参考意义,大家愿意看,以后我就多做些介绍:
Shanghai 7's series - Rare 7420 SS7's Automatic Prototype
上海7系列-罕见7420 SS7’s 自动型样表
Rarest Shanghai 7's series, automatic version of "Tonji". As per the Shanghai Light Industry Bureau web page, It was introduced by Shanghai 1st Watch Factory on 1974, the factory Movement code is "ZCSH". It carries a 25j movement = a normal 19J 7221 movement + 6j automatic device.
罕见上海7’s系列,“统机”自动型。如上海轻工业局网站上介绍,此表是上海手表一厂试制于1974年,厂内机芯编号“ZCSH”。它是25钻机芯=一个19钻的7221机芯+6钻的自动盘装置。
It comes with the original 19J calander watch dial casue it's a prototype 它拿19钻的表面作为样机面。
caseback with "Si (prototype)" marked under the Shanghai Logo
后盖在上海手写体下面有个“试”字(样机)。
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