U.S. Watch Co. (Waltham, Mass)
U.S. Watch Co. (Waltham, Mass) Grade 7
Grade 7 is a 10 Jewels Openface watch manufactured by U.S. Watch Co. (Waltham, Mass). The size 16s, Model 1888 movement features a Nickel finish. U.S. Watch Co. (Waltham, Mass) introduced this particular grade to the market 1888. U.S. Watch Co. (Waltham, Mass) manufactured a total of 350 Grade 7 movements in 4 distinctive runs.
Grade 7 Movement Characteristics
| Size | 16s |
|---|---|
| Jewels | 10 Jewels |
| Configuration | Openface |
| Finish | Nickel |
| Model | 1888 |
| Setting | Pendant |
| Adjusted | No |
| Profile Code | 16s-M1888-10j-ONP |
Grade 7 Production Info
| Total Production | 350 |
|---|---|
| Number of Runs | 4 |
| Introduced | 1888 |
| Production Years | 1888-1890 |
| First Serial | 13,551 |
| Last Serial | 15,900 |
| Largest Run | 100 |
| Smallest Run | 50 |