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Quadrato Dual Time Perpetual
The Perpetual Calendar can be adjusted forward and backward over a single crown, H/M/s/D/DD/M/Y, 2nd time zone on main dial with patented quickset. Permanent home time on 3rd hand. Big Date in double window.
| Ref. Nr. | 320-90-8M/91 |
| Diameter | 42 x 42 mm |
| Case | 18 ct white gold case |
| Dial | Silverized |
| Power-reserve | Approx. 42 hours |
| Winding | Self-winding |
| Water-resistant | 50 meters |
| Crystal | Sapphire crystals |
| Bracelet | White gold bracelet with ceramic links |
| Buckle type | Deployant clasp |
