Grand Seiko
Grand Seiko 44GS-style Spring Drive white gold SLGA027
The Grand Seiko 44GS-style Spring Drive white gold (reference SLGA027) is a 40 mm 18k white gold watch with a blue dial. It runs on the caliber 9RA2. It was introduced in 2025.
Specifications
Case
- Reference
- SLGA027
- Collection
- Heritage
- Case size
- 40 mm
- Thickness
- 12.1 mm
- Case material
- 18k white gold
Dial and bezel
- Dial
- Blue
Movement
- Caliber
- 9RA2
Production
- Production
- 2025 – today
Dial versions
This reference was made with these dials and finishes.
SLGA027 Blue
Blue sunray
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 |
|---|---|---|---|---|---|
| SLGA027 (This watch) | 40 mm | 18k white gold | Blue | 9RA2 | 2025– |
| 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 size is the Grand Seiko 44GS-style Spring Drive white gold SLGA027?
- The Grand Seiko 44GS-style Spring Drive white gold SLGA027 has a 40 mm case, 12.1 mm thick.
- What movement does the Grand Seiko 44GS-style Spring Drive white gold SLGA027 use?
- It uses the caliber 9RA2.
- When did the Grand Seiko 44GS-style Spring Drive white gold SLGA027 come out?
- It was introduced in 2025.
- What is the Grand Seiko 44GS-style Spring Drive white gold SLGA027 made of?
- The case is 18k white gold.
Catalog facts checked November 2026.