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Sharing the same dial layout as the previous editions, I find that the new Zenith Chronomaster El Primero Grande Date Full Open excels at taking what could be an extremely busy dial and finding some beauty in the apparent chaos. The performance and precision of a manufacture at its Zenith (pun intended) is on full display and in this instance, rather than giving you a mere glimpse of the silicon escapement, now fully open in a sapphire dial for all to enjoy – in particular, the same plane date discs and the gear train which drives the subsidiary seconds. When it comes to such a storied and legendary movement (the world’s most precise serially produced chronograph, slated for destruction but hidden and saved after a watchmaker disobeyed orders, now revived), wouldn’t you want to ensconce such a powerful legend in crystal clear sapphire for all and sundry to admire? This is the raison d’etre for the new 2017 Chronomaster El Primero Grande Date Full Open. Case, Dial, Hands of the Zenith Chronomaster El Primero Grande Date Full Open That said, the brand’s newfound swagger might entice those unfamiliar with the brand to take a second glance at one of history’s most beloved watchmakers. Thus, those familiar with the classic elegance of Zenith will find this iteration a bit polarising.
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Featuring a sapphire dial which exposes both Grande Date discs, dual-disc day-night and moonphase complication, the bold design of the new El Primero Grande Date Full Open can be credited to Biver and his well-known penchant for skeleton style watches (Unico, Heuer 02 Chronograph, shall we go on?). The 2017 Zenith Chronomaster El Primero Grande Date Full Open follows in a grand (no pun intended) tradition of El Primero Grande Date watches but instead of a singular open heart, now features a fully skeletonised architecture.
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