Overview
The Grand Seiko SBGA375 offers a crisp, dark blue sunray dial paired with a versatile steel case and bracelet. Packed with the Spring Drive 9R65 movement, it represents the deep blue of Japanese night and is prized for everyday versatility, modern styling, and impeccable finishing.
Product Image
Image copyright Grand Seiko
Official Description
The SBGA375’s sunray blue dial is inspired by a cloudless sky at night, reflecting Japan’s natural beauty. Balanced, clean, and contemporary, this model features the smooth, gliding seconds hand unique to Spring Drive, luminescent markers, and a superbly finished Zaratsu-polished case.
Product Specifications
| Feature | Value |
|---|---|
| Model Number | SBGA375 |
| Series | Heritage Collection |
| Case Material | Stainless steel |
| Case Diameter | 40.0 mm |
| Case Thickness | 12.5 mm |
| Lug Width | 20 mm |
| Lug-to-Lug | 46.2 mm |
| Crystal | Sapphire crystal, AR coated |
| Bracelet/Strap | Stainless steel bracelet |
| Water Resistance | 100 meters (10 bar) |
| Magnetic Resistance | 4,800 A/m |
| Weight | 150g |
| Clasp | Three-fold clasp with push button |
| Caseback | Sapphire crystal, see-through |
Movement Details
| Specification | Value |
|---|---|
| Movement | Spring Drive, Caliber 9R65 |
| Type | Automatic with manual winding |
| Power Reserve | ~72 hours (3 days) |
| Accuracy | ±1 second per day / ±15 seconds per month |
| Jewels | 30 |
| Features | Date, Power reserve indicator |
Frequently Asked Questions
What makes the SBGA375 unique?
Its sunray blue dial and slim, versatile profile are matched by Spring Drive’s unrivaled smooth seconds hand and daily accuracy.
Is the bracelet adjustable?
Yes, the steel bracelet has removable links and a three-fold clasp with push button.
How legible is the watch in low light?
The hands and hour markers are highly polished for contrast but don’t feature luminescence—this is a formal “heritage” model rather than a “sport” watch.
Comments
0 comments
Please sign in to leave a comment.