Grand Seiko
Grand Seiko Grand Seiko Automatic GMT SBGJ001
The Grand Seiko Grand Seiko Automatic GMT (reference SBGJ001) is a 40 mm stainless steel watch. It runs on the automatic caliber 9S86 and is water resistant to 100 m.
Specifications
Case
- Reference
- SBGJ001
- Collection
- Mechanical
- Case size
- 40 mm
- Thickness
- 14 mm
- Case material
- Stainless steel
- Water resistance
- 100 m
- Bracelet / strap
- Bracelet
Movement
- Movement
- Automatic
- Caliber
- 9S86
- Functions
- Date, GMT
Dial versions
This reference was made with these dials and finishes.
SBGJ001
How it compares within the Mechanical family
Side by side with other references in the same collection, from the catalog.
| Reference | Size | Material | Dial | Caliber | Years |
|---|---|---|---|---|---|
| SBGJ001 (This watch) | 40 mm | Stainless steel | — | 9S86 | — |
| SBGH213 | 39.5 mm | Stainless steel | Ivory | 9S85 | — |
| SBGH254 | 40.2 mm | Stainless steel with yellow gold | Brown | 9S85 | — |
| SBGH257 | 46.9 mm | Titanium | Blue | 9S85 | — |
| SBGH261 | 40 mm | — | Green | 9S85 | — |
| SBGJ021 | 40 mm | Stainless steel | Red | 9S86 | 2016– |
| SBGR305 | 40.5 mm | Titanium | White | 9S68 | — |
| SBGW263 | 39 mm | — | Grey | 9S64 | 2020– |
| SLGH025 | 40 mm | Stainless steel | Black | 9SA5 | 2023– |
About the Mechanical family
This grouping covers Grand Seiko's mechanical watches as they were organised before the current collections. Mechanical Grand Seiko returned in 1998 with the 9S caliber family, followed by the high-beat 9S8 calibers running at 36,000 vibrations per hour.
The references listed here use calibers such as the 9S64, 9S65, 9S68, 9S85 and 9S86, in steel, titanium, gold and two-tone combinations, including GMT models. Check the case for sharp lines and confirm the caliber and dial against the reference.
Quick answers
- What size is the Grand Seiko Grand Seiko Automatic GMT SBGJ001?
- The Grand Seiko Grand Seiko Automatic GMT SBGJ001 has a 40 mm case, 14 mm thick.
- What movement does the Grand Seiko Grand Seiko Automatic GMT SBGJ001 use?
- It uses the automatic caliber 9S86.
- How water resistant is the Grand Seiko Grand Seiko Automatic GMT SBGJ001?
- It is water resistant to 100 metres.
- What is the Grand Seiko Grand Seiko Automatic GMT SBGJ001 made of?
- The case is stainless steel. Bracelet or strap: Bracelet.
Catalog facts checked October 2026.