Shanghai
     From Chinese Watch Wiki
    
    Shanghai (上海) is a watch brand produced by the Shanghai Watch Factory . It is one of the oldest Chinese watch brands, and Shanghai watches have been in continuous production since 1958 (if a brief stint as "Shanghai 2000" is included). Domestically, the brand DongFeng was used for the early watches.
Models (incomplete)
| Model | Size | Case | Movement used | Other Features | Production dates | 
|---|---|---|---|---|---|
| A-581 | full | chrome-plated, stainless steel | A581 | 1958-1963 | |
| A581 | full | chrome-plated, stainless steel | A581 | 1963-1965 | |
| 581 | full | chrome-plated, stainless steel | A581 | 1965-1968 | |
| A-591 | full | ? | A581 | 1959-1960 | |
| A-592 | woman | ? | A581 | 1959-1962? | |
| 592 | woman | ? | A581 | ? | |
| A-611 | full | stainless steel | A611 | 1961-1963 | |
| A611 | full | stainless steel | A611 | 1963-1965 | |
| A611a | full | stainless steel | A611 | 1965-1966 | |
| 611 | full | stainless steel | A611 | 1966-1968 | |
| A623 | full | stainless steel | A611 | date | ? | 
| A623a | full | stainless steel | A611 | date | 1965-1967 | 
| A-631 | 30 mm | chrome-plated | A611 | 1963-? | |
| A631 | 30 mm | chrome-plated | A611 | ? | |
| A631a | 30 mm | chrome-plated | A611 | ?-1965 | |
| A641 | full | ? | SS4 | 1964 | |
| A656 | ? | chrome-plated | ? | 20 jewels | 1965 | 
| A657 | woman | chrome-plated | ? | 1965-1967 | |
| A661 | woman | chrome-plated | SS3 prototype | 1966 | |
| A662 | full | chrome-plated | SS2 prototype | 1966-1968 | |
| SS1a | full | stainless steel | SS1 | 1966-1967? | |
| 1010 | full | chrome-plated | SS1 | ? | |
| 1020 | full | stainless steel | SS1 | ? | |
| 1110 | full | chrome-plated | SS1 | ? | |
| 1112 | woman | chrome-plated? | SS3 | ? | |
| 1120 | full | stainless steel | SS1 | 1967?-1970 | |
| 1123 | full | stainless steel | SS1 | c.1970 | |
| 1124 | mid | stainless steel | SS1 | c.1970? | |
| 1512 | woman | chrome-plated? | SS1 | ? | |
| 1522 | ? | stainless steel? | ? | ? | |
| 1523 | full | stainless steel | SS1 , SS1K | ? | |
| 1524 | full | stainless steel | SS1K | ? | |
| 3121 | woman | ? | SS3 | ? | |
| 3131 | woman | ? | SS3 | ? | |
| 4120 | full | ? | SS4 | ? | |
| 5510 | woman | ? | SS5 | ? | |
| 5520 | woman | ? | SS5 | ? | |
| 7020 | full | ? | SS7 | date | ? | 
| 7110 | full | chrome-plated | SS7/ZSH | ? | |
| 7120 | full | stainless steel | SS7/ZSH | ? | |
| 7120a | full | stainless steel | ZSH | ? | |
| 7122 | mid | stainless steel | SS7?/ZSH? | ? | |
| 7220 | full | stainless steel | ZSH | date | ? | 
| 7221 | full | stainless steel | ZSH | quick-set date | ? | 
| 7222 | mid | stainless steel | ZSH | date | ? | 
| 7621 | full | stainless steel | ZSH | quick-set double calendar | ? | 
| 7624 | full | stainless steel | ZSH ? | automatic, date | ? | 
| 8120 | full | stainless steel, chrome-plated | SS8 | ? | |
| 8122 | ? | ? | SS8 | ? | 
Brief notes
- Major vintage movements: A581, SS1, Tongji (SS7)
- Logo changed about 1970
 
     