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Zenith

Chronomaster Star

Case material
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Bracelet strap
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Buckle
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Movement
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Reference
N/A
Collection
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Description

Chronomaster
Star

Caliber  
  El Primero 4002 movement
Automatic chronograph movement, COSC certified
13```caliber. Diameter 30 mm. Height : 6.50 mm. 31 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
Bi-metal oscillating weight with engraved numerals and stars, or 22-carat rose or yellow gold oscillating weight with “Onde” guilloche pattern and engraved numerals and stars
Functions  
  Hours and minutes in the center
Small seconds-hand at 9 o'clock
Date at 4 ½ o'clock
Center seconds-hand
30-minute counter at 3 o'clock
Case  
  Stainless steel, or 18-carat rose or yellow gold
Stainless steel, or 18-carat rose or yellow gold ZENITH push buttons and crown
Diameter 37.5 mm
Diameter opening : 28 mm
Curved sapphire glass with anti-reflection treatment on both sides
Transparent sapphire case back engraved with stars
Water-resistant up to 30 meters

Diamonds version : set with 64 diamonds (13 different sizes), full cut, pure to vvs1, approx. 0.73 ct

Dial  
  Black, silvered or beige guilloché dial with “Onde” pattern
Powdered numerals in several sizes. Beveled window
Hands  
  18-carat rose or yellow gold, or ruthenium, or rhodium leaves
Strap  
  Black, silvered or brown pumiced lizard leather strap, hand-stitched tone-in-tone, lined with silky Alzavel calfskin.
Buckle  
  Stainless steel, or rose or yellow gold ChronoMaster triple folding buckle