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The ETA 2370 is a manual wind mechanical watch movement that features a sub-second function and is equipped with Incabloc Shock Protection. It is possible that the 423-427 designations pertain to different bridge shapes, while later samples may have variations in the combined setting for the escapement wheel and/or mobile stud carrier.
The ETA 2370 features the following functions:
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.20 x 0.100 x 340 x 9.5 mm | GR2922 | Manual | 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 |
|---|---|---|---|
| GIB/BOLT INCA 220X17 | 400/1416 | 280.17/INCA #38 | Buy part |
| JEWEL, INCA BALANCE 105X42X10 | 400/42 | 211.10/INCA #27 | Buy part |
| JEWEL, LOWER CAP INCA 90X13 | 400/68 | 222.11/INCA #23 | Buy part |
| LOWER UNIT D320 H10 | 400/888 | 219.20.10 | Buy part |
| MAINSPRING 1.20-.10-340 9,5 | MS-311P | GR 2922 | Buy part |
| PALLET ARBOR | 72S/268P | 714/AS 1525 | Buy part |
| ROLLER INCA | 82S/293R | Buy part | |
| SCREW, INCA SHOCK .15X.50 | 400/809 | 150.21/INCA #14 | Buy part |
| SPRING,INCA U/L SHOCK 172X114 | 400/66 | 270.02-3/INCA #21 | Buy part |
| STAFF, INCABLOC W/SCREW | 100/1815 | Buy part | |
| STEM, FEMALE OA 9.20 | 360/284 | 360/AUR 4200 | Buy part |
| STEM, TAP 10 | 200/1258F | 401/AUR 4200 | Buy part |
| UPPER UNIT | 241.21.300.10 | Buy part |
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