Grand Seiko’s first mechanical complication watch wins top prize for high precision timekeeping performance.

Discover how Grand Seiko brings precision to its spring-driven chronograph.

Discover how Grand Seiko develops highly efficient movements.

Discover how Grand Seiko’s engineers created the perfect “tick.”

A horological milestone ten years in the making.

An interview with Grand Seiko master craftsman Mr. Satoshi Hiraga

Today, we take a closer look at reference STGK016, as well as the development of Grand Seiko's mechanical standard for women's watches.

In 2007, Grand Seiko unveiled caliber 9R86, the brand’s first Spring Drive chronograph movement with a GMT function, date, and automatic winding. Today, we look at what makes this movement special, with a focus on one of Grand Seiko’s most important chronograph models – ref. SBGC201.