Grand Seiko Heritage Men's Spring Drive 40mm Stainless Steel Watch
Grand Seiko Heritage Men's Spring Drive 40mm Stainless Steel Watch
SKU: SBGY009
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The Grand Seiko Heritage SBGY009 commemorates the 55th anniversary of the 44GS design with a striking deep blue sunray dial inspired by tsuki tenshin, the full moon over the Shinshu mountains.
Crafted with a slim 40mm stainless steel case, the timepiece is powered by the manual-wind Spring Drive Caliber 9R31 featuring a dual spring barrel for an extended 72-hour power reserve.
This limited edition model of 1,500 pieces combines classic Japanese craftsmanship with refined movement decoration, including exposed jewels, tempered screws, and a comfortable strap.
Key Features
| Brand | Grand Seiko |
| Collection | Heritage Collection |
| Model Number | SBGY009 |
| Gender | Men's |
| Movement Type | Manual Wind Spring Drive |
| Caliber | 9R31 |
| Power Reserve | 72 hours |
| Case Material | Stainless Steel |
| Case Diameter | 40 mm |
| Dial Color | Blue |
| Band Type | Strap |
| Edition | Limited Edition (1,500 pieces) |
Highlights
- 44GS 55th Anniversary Limited Edition of 1,500 pieces
- Manual-wind Spring Drive Caliber 9R31 with 72-hour power reserve
- 40mm stainless steel case with slim profile
- Deep blue sunray dial inspired by the full moon over Shinshu mountains
Frequently asked questions
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The three movements at the heart of Grand Seiko
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9S Mechanical
One of the world's foremost mechanical movements, the culmination of high-precision micro-engineering and the attention to detail of Grand Seiko’s expert watchmakers.
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9R Spring Drive
Spring Drive is a unique movement that delivers one-second-a-day precision, using just the power of a mainspring.
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9F Quartz
The ultimate quartz movement. Caliber 9F incorporates several unique technologies that raise performance of quartz to the high standards of Grand Seiko.