
In this specialized version, expert caliber engineering integrates a premium moonphase complication, which adds both stunning visual depth and practical horological functionality to the final watch design.
The Miyota 9015 automatic movement delivers elite timekeeping reliability, a slim profile, and exceptionally stable performance. In this specialized version, expert caliber engineering integrates a premium moonphase complication, which adds both stunning visual depth and practical horological functionality to the final watch design.
Consequently, this upgraded configuration seamlessly drives an integrated calendar display alongside the mechanical moonphase indicator. This precise circular moonphase complication brings a captivating astronomical element to the dial, blending traditional high-end watchmaking with a modern, refined aesthetic.
Therefore, watch brands secure a massive competitive edge through this caliber’s ultra-slim construction. Because the movement maintains a thickness of only 4.6mm, timepiece designs remain remarkably thin, balanced, and exceptionally comfortable on the wrist. Furthermore, the balance wheel operates at a high-beat frequency of 28,800 vibrations per hour ($28,800\text{ vph}$), ensuring a smooth sweeping seconds motion and premium mechanical accuracy.
In addition, the core architecture perfectly supports a classic three-hand configuration. This clean layout maximizes dial legibility while maintaining a timeless mechanical timepiece style.
Finally, the versatile Miyota 9015 platform offers excellent structural flexibility for deep client customization. Independent watch brands can easily adapt this caliber to diverse dial layouts, order decorative finishing on plates, or integrate further complications according to strict design requirements.
| Product Model | 15A4 |
| Brand | Miyota 9015 |
| Movement type | Automatic, self-winding mechanical |
| Feature | Moon phase, Calendar, 3 Hands, |
| Frequency | 28800/h |
| Jewel Bearing | 24 |
| Power reserve | 48/h |
| Diameter | 26mm |
| Thickness | 4.6mm |
| Shape | Round |
| Customization | Low MOQ customization |
| Place of Origin | China |