Zenith El Primero Chronomaster Sport 41mm Black Dial 2021


Zenith 03.3100.3600/21.M3100 El Primero Chronomaster, stainless steel on stainless steel bracelet with a stainless steel deployant buckle, black dial with automatic El Primero 3600 movement with 1/10th of a second chronograph function, power reserve of 60 hour power reserve, 30 minute chronograph, with applied stick markers, luminescent hands, sapphire crystal, black ceramic bezel, display back, water resistant to 100 meters, thickness: 11.5, diameter: 41mm. Like New with Zenith box and papers from 2021.

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More about El Primero Chronomaster Sport 41mm Black Dial 2021

This is a stainless-steel Zenith El Primero Chronomaster Sport 03.3100.3600/21.M3100. It includes an integral screwed stainless-steel link bracelet with a folding deployment buckle and domed scratch resistant sapphire crystals. It has a pull- out signed winding crown, round fluted pump-style chronograph push buttons, and there is an exhibition sapphire display crystal case back secured with 4 screws and engraved with "CHRONOMASTER – 100M – 03.3100.3600," and a serial number. The 41mm barrel-shaped solid three-body case, gently curved lugs, bracelet, and flat ceramic black fixed decimal bezel with a white Arabic numeral 1/10th of a second scale, are satin/polished. The dial is white with applied faceted luminous rhodium plated rectangular hour markers surrounded by a perimeter black minute/1/5 second scale, pointed steel luminous baton hour and minute hands, and a steel sweep foudroyant flying seconds second hand with a red needle tip and a skeletonized Zenith star counterbalance that makes a full rotation in 10 seconds ("Striking Tenth"). It has three raised overlapping subsidiary dials with concentric circle guilloche and black indicator hands, including a silver small running constant seconds register at 9 o'clock, a grey 60-minute chronograph totalizer at 6 o'clock, and there is a blue 60-second register at the 3 o'clock position. There is a quick set date aperture window between 4 and 5 o'clock, and it has a Certified Official Superlative Chronometer (COSC) rating. It's water resistant to 100 meters/330 feet, it has a 60-hour power reserve at full winding, and the 13.60mm thick case, dial, and movement are all signed. This Zenith El Primero Chronomaster Sport 03.3100.3600/21.M3100 has a mechanical high frequency second generation El Primero caliber 3600 column wheel movement. It's rhodium plated with fausses cotes embellishment and it's constructed with 35 jewels, 311 components, a shock absorber system, heat blued screws, and a monometallic balance. It includes a hacking seconds function for precision times setting, a lateral clutch, and a skeletonized rotor. The mechanism oscillates at a frequency of 36,000 vph (4Hz). The Zenith El Primero Chronomaster Sport 03.3100.3600/21.M3100 was introduced in 2021.

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