Chronomaster Open Rose Gold Automatic watch Grand Seiko and a 55-hour power reserve

and a 55-hour power reserve

5 mm case houses an automatic movement with an annual calendar complication

is an elegant and versatile watch

this watch delivers precision and reliability

BH0742) is a men's/unisex watch featuring a 45mm ceramic case and a sleek black dial with no numerals

Chronomaster Open Rose Gold Automatic watch Grand Seiko and a 55-hour power reserveZenith Chronomaster Open Rose Gold Automatic Watch The Zenith Chronomaster Open (Ref. 18. 3300. 3604 69. C922) embodies the Maisons legendary mastery of high frequency chronographs, elegantly housed in a 39. 5 mm rose gold case. Its refined proportions, paired with a silver dial and the iconic open aperture that reveals the El Primero caliber 3604, celebrate Zeniths tradition of precision and innovation.