SPB319Presage Craftsmanship Series Arita Porcelain. Offering the finest in Japanese mechanical watchmaking, the Presage Collection blends precision technology with superior craftsmanship and design. Arita porcelain, prized for its unique blue and white colors, is among the classic expressions of Japanese artistry showcased in the Presage Craftsmanship Series, used to create high strength, three dimensional dials, individually crafted by master artisans in a