Casio GR-B300RY-1A9ER
Watch with gemstone, Chronograph, 59 mmProduct details
The G-SHOCK GR-B300RY-1A9ER is a highly advanced wristwatch from the "Master of G" series, specifically designed for extreme conditions. This watch combines durability and functionality in a striking design that is suitable for both professionals and adventurers. The deep black carbon case and bright yellow strap not only provide a bold appearance but also ensure high visibility in critical situations. The aerodynamic shape of the watch is inspired by modern aircraft, offering a perfect balance between style and practical use. With features like a dual time display, a special flight log function, and Bluetooth technology that allows connection to smartphones, the GR-B300RY-1A9ER is ideal for frequent travelers and aviation enthusiasts. Additionally, the Tough Solar technology ensures that the watch is environmentally friendly and reliable, while the high water resistance of up to 200 meters provides extra security.
- Carbon Core Guard structure for increased durability
- Dual time display for simultaneous reading of two time zones
- Special flight log function for recording traveled distances
- Bluetooth technology for wireless connection with smartphones
- Tough Solar technology for eco-friendly operation.
Clockwork | Quartz |
Watch type | Chronograph, Watch with gemstone |
Waterproof | up to 200 m |
Strap fastener | Buckle |
Target group | Men |
Item number | 56581827 |
Manufacturer | Casio |
Category | Wristwatches |
Manufacturer no. | GR-B300RY-1A9ER |
Release date | 12.2.2025 |
Sales rank in Category Wristwatches | 348 of 15486 |
Colour | Yellow |
Target group | Men |
Watch type | Chronograph, Watch with gemstone |
Clockwork | Quartz |
Time functions | 12/24h display, 24h display, Alarm, Timer |
Calendar | Date display, Weekday display |
Data transmission | Bluetooth |
Watch face colour | Black |
Wristband colour | Yellow |
Wristband material | Resin |
Strap fastener | Buckle |
Case colour | Black |
Case material | Carboniferous |
Glass | Mineral glass |
Case diameter | 59 mm |
Case thickness | 15.70 mm |
Shape of watch | Round |
Waterproof | up to 200 m |
Country of origin | Thailand |
CO₂-Emission | |
Climate contribution |
Weight | 71 g |
Compare products
Goes with
Reviews & Ratings
Warranty score
How often does a product of this brand in the «Wristwatches» category have a defect within the first 24 months?
Source: Digitec Galaxus- 3.Guess0.6 %
- 3.Kids Licensing0.6 %
- 6.Casio0.7 %
- 7.Casio Vintage0.8 %
- 7.G-Shock0.8 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 1.Bering0 days
- 1.Casio0 days
- 1.Casio Vintage0 days
- 1.Cool Time Kids0 days
- 1.Disney0 days
Return rate
How often is a product of this brand in the «Wristwatches» category returned?
Source: Digitec Galaxus- 8.Lorus4.1 %
- 9.Calypso4.2 %
- 10.Casio4.3 %
- 11.ICE Watch4.8 %
- 12.M Watch Mondaine4.9 %