Grande Chronomaster XXT Quantième Perpétuel
Fonctions
Référence
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Collection
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Description
Grande Chronomaster XXT
Quantième Perpétuel
| Caliber | |
| New El Primero 4003 movement Automatic chronograph movement with perpetual calendar, COSC certified 13```caliber. Diameter 30 mm. Height : 8.10 mm 31 jewels. 36'000 vibrations per hour Power reserve over 50 hours Measures short time intervals to a 10th of a second Automatic winding in both directions. Central rotor on ball bearings 22-carat white gold oscillating weight with “Côtes de Genève” pattern, or 22-carat rose gold with “grain d'orge” guilloché pattern | |
| Functions | |
| Hours and minutes in the center Small seconds-hand at 9 o'clock Perpetual calendar : date at 3 o'clock moon phases at 6 o'clock day at 9 o'clock month and leap year at 12 o'clock Center seconds-hand 30-minute counter at 3 o'clock 12-hour counter at 6 o'clock Tachometric scale on the dial | |
| Case | |
| 18-carat white or rose gold 18-carat white or rose gold ZENITH push buttons and crown Diameter : 45 mm. Diameter opening : 35 mm Curved sapphire glass with anti-reflection treatment on both sides. Transparent sapphire case back Water-resistant up to 30 meters | |
| Dials | |
| Gold dials. Powdered black or guilloché silver dials 18-carat white or rose gold hand-mounted applique indexes | |
| Hands | |
| 18-carat white or rose gold faceted hands | |
| Strap | |
| Black alligator leather strap, hand-stitched tone-in-tone, lined with silky Alzavel calfskin. | |
| Buckle | |
| 18-carat white or rose gold ChronoMaster triple folding buckle engraved with the historical ZENITH star on the cap |