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The Schild & Co 17.5 watch movement is a manually wound mechanical movement that includes a sweep second function. It is closely related to the 23ZN movement, with only minor differences. The 23ZS movement was primarily used in watches produced around 1957.
The Schild & Co 17.5 features the following functions:
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.090 x 360 x 10.0 mm | GR4104T | T | Buy mainspring |
| 1.50 x 0.095 x 340 x 9.0 mm | T | Buy mainspring |
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More |
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| CANNON PINION, SS HT 2.00 | 245/LON 23ZS 2.00 | Buy part | |
| CANNON PINION, SS HT 2.30 | 245/LON 23ZS 2.30 | Buy part | |
| CENTER WHEEL | 206/LON 23ZS | 205/LON 23ZS | Buy part |
| GIB/BOLT INCA 240X19 THICK | 400/1 | 180.19/INCA #11 | Buy part |
| HOUR WHEEL | 250/LON 23ZS | Buy part | |
| JEWEL, INCA BALANCE 135X50X10 | 400/12 | 111.10/INCA #9 | Buy part |
| JEWEL, INCA UPPER CAP 120X27 | 400/7 | 121.11/INCA #5 | Buy part |
| JEWEL, INCABLOC CAP | 122.41/INCA | Buy part | |
| JEWEL, UPPER CAP INCA 120X18 | 400/8 | 122.11/INCA #6 | Buy part |
| JEWEL, UPPER INCA CAP | 121.41/INCA | Buy part | |
| MAINSPRING 1.50-.09-360 10 | MSS-WL12 | GR 4104-T | Buy part |
| SCREW, INCA 18X50 | 400/2 | 150.11/INCA #14 | Buy part |
| SHOCK SPRING, UPPER INCABLOC | 400/4 | 170.03/INCA #1 | Buy part |
| SHOCK UNIT COMPLETE, LOWER | 400/33 | 100.20.10 | Buy part |
| SHOCK UNIT, UPPER | 400/21 | 100.11.300.10 | Buy part |
| STAFF, NON SHOCK | 100/1391 | Buy part | |
| STEM, SPLIT | 404/LON 23Z | 404/LON 23Z | Buy part |
| STEM, TAP 10 | 200/583F | 200/583F | Buy part |
| SWEEP SECOND PINION | 275/LON 23ZS | 275/LON 23ZS | Buy part |
| THIRD WHEEL | 210/LON 23ZS | Buy part |
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