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Deconstructing the new Apple watch is not a game for amateurs. ABI Research’s TeardownIQ reveals a design centered on a custom Apple Processor (APL 0778) but includes Broadcom (BCM43342), Dialog PMU, NXP (NFC controller), and AMS (NFC booster) connectivity, IDT wireless charger receiver, Elpida RAM, SanDisk / Toshiba Flash memory, STM sensors, and a couple ADI capacitive touch solutions.

https://www.abiresearch.com/press/apple-watch-insides-pcb-details-revealed-for-the-f/