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Grand Class XXT Open 18.0520.4021/01.C492 Retail $22,900. Topper Price Must Call
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Pictured
- Grand Class XXT Open
- 18.0520.4021/01.C492
- Retail $22,900. Topper Price Must Call
Dial
- Open dial at 10 o'clock showing the heart of El Primero
- Black or grey or silver with "Grain d'Orge" guilloché pattern or plain black, grey or silver dial
- 18kt rose gold or rhodium hand-mounted applique arabic numerals
Case
- 18kt rose gold or stainless steel case with satin-finish horns
- 18kt rose gold or stainless steel ZENITH push buttons and crown
- Class Open: Diameter : 40mm / Diameter opening : 32.5mm
- Transparent sapphire case back
- Curved sapphire glass with anti-reflection treatment on both sides
- Water-resistance up to 50 meters
Strap/Bracelet
- Black alligator leather strap, with tone-in-tone stitching, lined with silky Alzavel calfskin
- Black rubber strap only available on versions with plain dials
- 18kt rose gold or stainless steel Class triple folded buckle stamped with the historical ZENITH star on the cap
- Stainless steel bracelet with triple folding clasp, only available on steel versions with plain dials
Caliber
- El Primero 4021H
- Automatic chronograph movement
- 13``` caliber. Diameter 30mm. Height : 7.75mm. 248 components
- 36'000 vibrations per hour
- Power reserve over 50 hours
- 39 jewels
- Measures short time intervals to a 10th of a second
- Automatic winding in both directions
- Central rotor on ball bearings
- Heavy metal oscillating weight with "Côtes de Genève" or "Grain d'Orge" guilloche pattern, or 22-carat rose gold guilloché oscillating weight with "Grain d'Orge" pattern
Hands
- 18kt rose gold or rhodium faceted hands
- 18kt rose gold power reserve hand, with black nickel coating on grey dials and rose gold versions
Functions
- Hours and minutes in the center
- Small seconds counter at 9 o'clock with a 3-branched hand
- Power reserve indicator from hour axis
- Central seconds-hand
- 30-minute counter at 3 o'clock
Warranty
Unlike E-tailers that only provide in-house warranties, Topper Jewelers is a full service authorized dealer that offers the Zenith Manufacturer's Warranty.
