Elgin
Elgin Grade 91
Grade 91 is a 21 Jewels Convertible watch manufactured by Elgin. The size 16s, Model 2 movement features a Nickel finish and is adjusted to 5 positions, isochronism and temperature. During the time the watch was manufactured, it would have qualified for railroad service and is considered to be railroad grade. Each movement was fitted at the factory with a double-sunk dial. Elgin manufactured a total of 350 Grade 91 movements in 1 distinctive runs.
Grade 91 Movement Characteristics
| Size | 16s |
|---|---|
| Jewels | 21 Jewels |
| Configuration | Convertible |
| Finish | Nickel |
| Model | 2 |
| Setting | Lever |
| Adjusted | Yes |
| Railroad Grade | Yes |
| Profile Code | 16s-M2-21j-CNL |
Grade 91 Production Info
| Total Production | 350 |
|---|---|
| Number of Runs | 1 |
| Production Years | 1882-1882 |
| First Serial | 942,001 |
| Last Serial | 942,350 |
| Largest Run | 350 |
| Smallest Run | 350 |
Research Notes
"Fully Adjusted" in 1892 New England Jeweler Catalog
Adjusted to H,C,I, and Positions in 1896 ACB Catalog
"Adj. to heat and cold, isochronism and position" in c.1891 Eppenstein Catalog
Movements fitted with the snap-ring dial will measure slightly larger than 16-Size with the dial attached due to the extra ring material (approximately 43.26mm). With the dial removed, the pillar plate measures approximately 43.12mm, consistent with a standard 16-Size movement.
#942265 has been measured with a thickness of 9.05mm with dial, weighing 56g.