Overview
The SBGX261 is a Grand Seiko quartz legend — a classically sized, understated steel watch powered by the renowned 9F62 quartz movement. It’s celebrated for its thinness, durability, and almost unbelievably precise timekeeping.
Product Image

Image copyright Grand Seiko
Official Description
With a clean black dial, slim steel case, and the 9F quartz movement inside, the SBGX261 refines the art of simplicity. It is perfectly sized for everyday wear and has a reputation for precision and reliability rarely matched by any analog quartz watch.
Product Specifications
| Feature | Value |
|---|---|
| Model Number | SBGX261 |
| Series | Heritage Collection |
| Case Material | Stainless steel |
| Case Diameter | 37.0 mm |
| Case Thickness | 10.0 mm |
| Lug Width | 19 mm |
| Lug-to-Lug | 44.6 mm |
| Crystal | Sapphire, AR coated |
| Bracelet/Strap | Stainless steel bracelet |
| Water Resistance | 100 meters (10 bar) |
| Magnetic Resistance | 4,800 A/m |
| Weight | 134g |
| Clasp | Three-fold clasp with push button |
| Caseback | Screw caseback |
Movement Details
| Specification | Value |
|---|---|
| Movement | Quartz, Caliber 9F62 |
| Type | Quartz (in-house) |
| Power Reserve | Battery life approx. 3 years |
| Accuracy | ±10 seconds per year |
| Jewels | 9 |
| Features | Date, instant calendar change |
Frequently Asked Questions
How accurate is the SBGX261?
Accuracy is ±10 seconds per year—among the best in any quartz wristwatch.
Does the dial have lume?
No, it is a classic style with completely polished applied markers and hands.
Do you need to wind or shake this watch?
No, it’s battery-powered and maintenance is minimal beyond battery replacement about every 3 years.
Comments
0 comments
Please sign in to leave a comment.