Grand Seiko
Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021
The Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate (reference SBGJ021) is a 40 mm stainless steel watch with a red dial. It runs on the automatic caliber 9S86 with a 55-hour power reserve and is water resistant to 100 m. It was introduced in 2016.
Specifications
Case
- Reference
- SBGJ021
- Collection
- Mechanical
- Case size
- 40 mm
- Thickness
- 14.3 mm
- Case material
- Stainless steel
- Water resistance
- 100 m
- Bracelet / strap
- Bracelet
Dial and bezel
- Dial
- Red
Movement
- Movement
- Automatic
- Caliber
- 9S86
- Power reserve
- 55 hours
- Frequency
- 36,000 vph
- Jewels
- 37
- Functions
- Date, GMT
Production
- Production
- 2016 – today (limited)
Dial versions
This reference was made with these dials and finishes.
SBGJ021 Red
Guilloche
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 |
|---|---|---|---|---|---|
| SBGJ021 (This watch) | 40 mm | Stainless steel | Red | 9S86 | 2016– |
| SBGH220 | 38 mm | Yellow gold | White | 9S85 | — |
| SBGH252 | 40.2 mm | Stainless steel with yellow gold | White | 9S85 | — |
| SBGH254 | 40.2 mm | Stainless steel with yellow gold | Brown | 9S85 | — |
| SBGH257 | 46.9 mm | Titanium | Blue | 9S85 | — |
| SBGH261 | 40 mm | — | Green | 9S85 | — |
| 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 Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021?
- The Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021 has a 40 mm case, 14.3 mm thick.
- What movement does the Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021 use?
- It uses the automatic caliber 9S86, with a 55-hour power reserve.
- How water resistant is the Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021?
- It is water resistant to 100 metres.
- Is the Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021 still in production?
- Limited.
- When did the Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021 come out?
- It was introduced in 2016.
- What is the Grand Seiko Grand Seiko Automatic Hi-Beat 36000 GMT Dawn of Mt. Iwate SBGJ021 made of?
- The case is stainless steel. Bracelet or strap: Bracelet.
Catalog facts checked November 2026.