The SBGA373 comes with 44gs case and'silken sunray' dial - which is one of Grand seiko's most simple yet complex dials, requiring 12 individual steps to complete. Also features thermally blued seconds hand which looks amazing with the perfect spring drive sweep. Specs: 44GS modern design model powered by Spring Drive. Powered by Grand Seikos unique Spring Drive calibre, this model features 44GS Contemporary Design, a contemporary take on the design of the 44GS, which was launched in 1967 and formed the cornerstone of the Grand Seiko design philosophy, Grand Seiko Style. The combination ...