Chronos Japan March issue (vol. 100) is now on sale!

Chronos May issue (vol. 100) on sale April 1rd

■First Feature [100th Issue Commemorative Feature] 100 Future Watch Heritages

Since its launch in November 2005, Chronos Japan has accumulated 100 issues. During these 100 issues, countless new watches have been born, numerous trends have been created, and the watch industry has been sustained. So, among the watches currently on sale, what are the watches that will be passed down as masterpieces for the next 100 issues, and even into the distant future?

In this special feature celebrating the 100th issue, 48 of the world's leading watch experts and the editorial team at Chronos Japan have selected 100 "future watch heritage" watches, focusing on current models that can be purchased now and that will remain for future generations.

■Second Feature: Portrait of an Iconic Piece 69 IWC Perpetual Calendar

The perpetual calendar mechanism has become commonplace today. Its revival began in the 1970s, but without the IWC Da Vinci Perpetual Calendar in 85, it may not have become as widespread as it is today. The perpetual calendar, which was once an artisanal craft, was transformed into something usable. The unique design concept pursued by Kurt Klaus continues to have outstanding value even now, more than 30 years after its first appearance.

■Third Feature: The Latest in Automatic Winding

Automatic winding watches account for the vast majority of current mechanical watch models. As lifestyles and working styles change and people move their arms less constantly in modern times, there is a growing demand for automatic winding mechanisms with greater winding efficiency. In this special feature, we will explore the "optimal solutions" advocated by each brand, taking into account the advantages and disadvantages of the mechanisms used in automatic winding mechanisms.

■Watch Paranoia Chronicles No. 47: "Dr. Ludwig Oechslin, the Modern Inheritor of the 'Astronomical Trilogy'"

In 2022, Ulysse Nardin released the Blast Moonstruck, a watch that faithfully and concisely depicts the movements of the sun and moon around the Earth, as well as the ebb and flow of the tides, on its dial. It was created by Dr. Ludwig Oechslin, the creator of the "Astronomical Trilogy." How did he develop this new astronomical clock? We look back at the "Astronomical Trilogy," the origin of this watch, and explore the appeal of astronomical complications.