Big Date Small Seconds
Product Details
Functionality combined with beautiful aesthetics! The Sirius Big Date Small Seconds impresses not only by a timeless design, but also by an extremely useful complication. Thanks to its clear design and big date display, the timepiece guarantees excellent legibility.
Case
| Reference | CH-8421R |
| Case material | 18-karat red gold |
| Case back | Screw-down case back with satin finish and sapphire crystal |
| Diameter in mm | 40mm |
| Height in mm | 10,35 |
| Finish | Partly polished, partly with satin finish |
| Bezel | Polished screw-down bezel with side knurling and full thread |
Caliber/Movement
| Caliber | Caliber C. 284, automatic |
| Frequency | 4 Hz (28.800 A/h) |
| Power reserve in hours | Approx. 42h |
| Number of jewels | 26 |
Dial
| Dial material | Solid sterling silver (925), guilloche |
| Display/s | Central hours and minutes, small seconds at 6:00, big date window at 12:00 |
| Design of hands | Thermally blued, hand-finished steel hands |
| Shape of hands | Breguet Losange |
Strap & buckle
| Strap material | Louisiana-alligator leather |
| Type of buckle | Pin buckle or folding clasp |
Characteristics
| Water resistance in atm | 3 atm (30m) |
| Special | Guilloche dial |