https://wccftech.com/apple-watch-series-7-to-feature-smaller-double-sided-s7-chip-that-allows-for-module-miniaturization/

Apple is working on a new version of its wearable that might be released sometime in the near future. According to the latest, the Apple Watch Series 7 could feature a new smaller "S7" chip which will offer more space for other components like a bigger battery. Scroll down to see more details on the subject.

The news comes from a paywalled preview of a DigiTimes report. The source coins that the next-generation Apple Watch will feature a double-sided System in Package or SiP packaging from Apple's Taiwanese supplier ASE Technology. The supplier's website confirms on its website that the double-sided chip technology will save space or provide module miniaturization which will allow the "S7" chip to be smaller in size.