A Weibo leaker claims the Apple Watch Series 12 will introduce a redesigned band attachment system, potentially rendering existing accessories incompatible. The rumor suggests this change aims to accommodate a larger battery, marking the first major hardware revision in three years. However, this same claim has surfaced repeatedly since 2022, always tied to upcoming releases.

Apple typically delivers modest annual updates to its wearable line, leaving the exterior design largely untouched while boosting internal specifications. The current band mechanism has remained unchanged since the original model launched, creating a vast ecosystem of compatible accessories that consumers have invested in over nearly a decade.

Despite the persistent speculation, reputable sources like Bloomberg have reported the Series 12 won't receive significant hardware changes. Instead, software improvements appear more likely, including a Modular watch face borrowed from the Apple Watch Ultra. Supply chain reports hint at a redesigned Ultra 4 with new sensors, but concrete details remain scarce.

Given the leaker's questionable track record and the pattern of repeated false predictions, this redesign claim carries little weight. Apple's fall event will likely clarify the actual roadmap, separating genuine innovations from recycled speculation that has become routine in the wearable space.