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Hamilton 768
Basic Information
| Name | Hamilton 768 |
|---|---|
| Alternative Name | Buren 86 |
| Base Calibre | Buren 86 |
| Manufacturer | Hamilton |
| Launch Year | 1965 |
| Caliber Family | Description 86: 5.75 x 6.75" , double excenter regulator 88, 768: 5.75 x 6.75" , simple mobile stud carrier Related calibers Hamilton 768, Hamilton 86, Hamilton 88 |
| Is COSC certified | No |
Timegrapher
Beat rate
21,600 bph
Frequency
3 Hz
Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.
Technical Details
| Lignes Dimensions | 5.75 ‴ x 6.75 ‴ |
|---|---|
| Dimensions | 13 mm x 15.6 mm |
| Height | 3.55 mm |
| Further Measures | Mounting Diameter (Dm): 13.0 x 15.2mm Stem height (T): 1.8mm Mounting Height (F): 0.7mm |
| Power Reserve | 48 hours |
| Frequency | 21,600 vph |
| Jewels | 17 |
Complications and Specifications
| Shape | Oval |
|---|---|
| Shock Protection | KIF |
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Manual |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Stem Winding (Crown) |
| Setting Type | Stem Set (Crown Pull) |
Additional Information
| Hand Sizes | 1.05 x 0.55mm |
|---|---|
| Hand Count | 2 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: Buren 86 and Hamilton 768 are the same differences not known between 88, 768 Other data: balance staff: U2969 stem: W2963 mainspring / battery: 1.5 x 6.0 x 0.07mm |
| Signature | ca. 1965: Hamilton 768, Swiss, 17 Jewels; Kif-Ultraflex |
| Import Codes |
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Compatible Parts
314 other caliber(s) share compatible parts with this caliber.
46 compatible part(s) available — Supporter feature.
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | May 26, 2026, 4:43:51 AM |
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