Grand Seiko
Grand Seiko Heritage Spring Drive 41 SBGA203
The Grand Seiko Heritage Spring Drive 41 (reference SBGA203) is a stainless steel watch with a black dial. It runs on the spring Drive caliber 9R65 with a 72-hour power reserve and is water resistant to 100 m. It is no longer in production.
Specifications
Case
- Reference
- SBGA203
- Collection
- Heritage
- Case material
- Stainless steel
- Case shape
- Round
- Crystal
- Sapphire
- Water resistance
- 100 m
- Bracelet / strap
- Stainless steel bracelet
Dial and bezel
- Dial
- Black
- Bezel
- Fixed
Movement
- Movement
- Spring Drive
- Caliber
- 9R65
- Power reserve
- 72 hours
- Jewels
- 30
- Functions
- Date, Power reserve indicator
Production
- Production
- Discontinued
Dial versions
This reference was made with these dials and finishes.
SBGA203 Black
Sunburst
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 |
|---|---|---|---|---|---|
| SBGA203 (This watch) | — | Stainless steel | Black | 9R65 | — |
| SBGA211 | 41 mm | High-intensity titanium | White Snowflake pattern | 9R65 | 2017– |
| SBGA413 | 40 mm | High-intensity titanium | Pink (Shunbun / hana-ikada) | 9R65 | 2020– |
| 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– |
| SLGW007 | 38.6 mm | Stainless steel | Navy | 9SA4 | 2025– |
| STGK031 | 30 mm | Stainless steel | Light pink | 9S27 | 2025– |
| STGK033 | 30 mm | Stainless steel | Silver | 9S27 | 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 Spring Drive 41 SBGA203 use?
- It uses the spring drive caliber 9R65, with a 72-hour power reserve.
- How water resistant is the Grand Seiko Heritage Spring Drive 41 SBGA203?
- It is water resistant to 100 metres.
- Is the Grand Seiko Heritage Spring Drive 41 SBGA203 still in production?
- Discontinued.
- What is the Grand Seiko Heritage Spring Drive 41 SBGA203 made of?
- The case is stainless steel. Bracelet or strap: Stainless steel bracelet.
Catalog facts checked September 2026.