The FCC material links A2553 to the previously spotted HYROX Warsaw watch and suggests a roughly 51.73mm case span, Bluetooth, 2.4GHz Wi-Fi and possible dual-band GNSS support.
Drawings show a round display inside an angular outer shell with reinforced lugs, indicating a bigger premium fitness model rather than a standard Balance 2.
The retail name, launch date, sensors, software features and pricing remain unknown, but a six-month confidentiality window suggests the production device could be unveiled before then.
As Amazfit moves upmarket, will its most powerful watch yet still offer the brand's famous value for money?
Can Amazfit's new rugged watch with its massive battery and elite GPS finally challenge Garmin's dominance in the premium market?