Credor Eichi II | Platinum for-the-study the perpetual calendar experienced a

the perpetual calendar experienced a revival towards the end of the 20th century

This Patek Philippe Aquanaut 5167A comes with its Patek Philippe outer box

hence the utilitarian design and dial pattern reminiscent of a grenade

Creating this effect involves spraying a shadow onto a rotating dial that has already undergone various chemical processes

decorating the movement plates

Credor Eichi II | Platinum for-the-study the perpetual calendar experienced aLimited to only 20 pieces in any given year, this Credor Eichi II is an unusual and rare piece, which represents some of the best of Japanese horology with its delicate porcelain dial and elegantly designed movement. The Crest of the Seiko "Mountain" Known for its dedication to craft and timeless elegance, the Credor line is a subsidiary of Seiko, which is perhaps more well known for the part they played in catalysing the Quartz Crisis of the 70s, as