Grand Seiko
Grand Seiko Heritage Automatic Date SBGR309
The Grand Seiko Heritage Automatic Date (reference SBGR309) is a stainless steel watch with a black dial. It runs on the automatic caliber 9S65 with a 72-hour power reserve. It is no longer in production.
Specifications
Case
- Reference
- SBGR309
- Collection
- Heritage
- Case material
- Stainless steel
- Case shape
- Round
- Crystal
- Sapphire
- Bracelet / strap
- Stainless steel bracelet
Dial and bezel
- Dial
- Black
- Bezel
- Fixed
Movement
- Movement
- Automatic
- Caliber
- 9S65
- Power reserve
- 72 hours
- Frequency
- 28,800 vph
- Jewels
- 35
- Functions
- Date
Production
- Production
- Discontinued
How it compares within the Heritage family
Side by side with other references in the same collection, from the catalog.
| Reference | Size | Material | Dial | Caliber | Years |
|---|---|---|---|---|---|
| SBGR309 (This watch) | — | Stainless steel | Black | 9S65 | — |
| SBGH351 | 40 mm | Ever-Brilliant Steel | Green | 9S85 | 2025– |
| SBGH353 | 40 mm | Ever-Brilliant Steel | Silver | 9S85 | 2025– |
| SBGH368 | 38 mm | 18k rose gold | Silver | 9S85 | 2025– |
| SBGH376 | 38 mm | Yellow gold | Light green | 9S85 | 2026– |
| SBGH378 | 38 mm | Yellow gold | Blue | 9S85 | 2026– |
| SBGX363 | 32.3 mm | Stainless steel | Pink | 9F51 | 2026– |
| SBGX365 | 32.3 mm | Stainless steel | Blue | 9F51 | 2026– |
| SLGW007 | 38.6 mm | Stainless steel | Navy | 9SA4 | 2025– |
About the Heritage family
Heritage is Grand Seiko's collection rooted in its classic 1960s designs, especially the 44GS and 62GS. It keeps the sharp facets, flat polished surfaces and clean dials of the Grand Seiko Style, in a wide range of sizes and movements.
The catalog includes mechanical models with 9S and 9SA calibers, Spring Drive with 9R and 9RA calibers, and quartz with the 9F, in steel, Ever-Brilliant Steel, high-intensity titanium and gold. With so many dial variations and limited editions, confirm the exact reference, and check the case edges for polishing.
Quick answers
- What movement does the Grand Seiko Heritage Automatic Date SBGR309 use?
- It uses the automatic caliber 9S65, with a 72-hour power reserve.
- Is the Grand Seiko Heritage Automatic Date SBGR309 still in production?
- Discontinued.
- What is the Grand Seiko Heritage Automatic Date SBGR309 made of?
- The case is stainless steel. Bracelet or strap: Stainless steel bracelet.
Catalog facts checked September 2026.