| Manufacturer | Bulova |
| Caliber Reference | Bulova 5AD |
| Movement Type | Manual |
| Diameter (Lignes) | — |
| Diameter (mm) | 12.97 mm |
| Height / Thickness | 3.1 mm |
| Jewel Count | 23 Jewels |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 315° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | 1952 |
The Bulova 5AD is a celebrated example of vintage precision engineering. Featuring 23 jewels and operating at 18,000 BPH, surviving examples are prized by collectors and restorers. For further technical reference on vintage watch movements, consult the Rolex Forums technical reference.