Grande Chronomaster XXT Open

Description

Grande Chronomaster XXT OpenCaliber New movement El Primero 4021 Automatic chronograph movement 13```caliber. Diameter 30 mm. Height : 6.50 mm 39 jewels. 36,000 vibrations per hour Power reserve over 50 hours Measures short time intervals to a 10th of a second Central rotor on ball bearings Automatic winding in both directions 22-carat rose gold oscillating weight with “grain d'orge” guilloché pattern or bi-metal with “Côtes de Genève” pattern Functions Hours and minutes in the center Small seconds-hand at 9 o'clock with a 3-branched hand Power reserve indicator at 6 o'clock Center seconds-hand 30-minute counter at 3 o'clock Case 18-carat rose gold or stainless steel 18-carat rose gold or stainless steel 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 Dial Opened dial at 10 o'clock showing the hearth of El Primero Silvered with “grain d'orge” guilloché pattern or black powdered dial Hand-mounted applique roman numerals Hands 18-carat rose gold or rhodium faceted hands. Strap Black alligator leather strap, hand-stitched tone-in-tone, lined with silky Alzavel calfskin. Buckle 18-carat rose gold or stainless steel ChronoMaster triple folding buckle with the historical ZENITH star on the cap Bracelet Stainless steel bracelet with triple folding clasp

Supplied by the brand to the GPHG for its entry.