APPLE WATCH ICLOUD REMOVAL S3
you need new SN / BB /  WIFI key

Apple Watch S3 Remove ICloud & Tool Connect

How to Use  HFZ iWatch Unlock Apple Watch iCloud Remove 100%
FMi OFF All iOS / All Status [ Clean / Lost / Blacklist / Demo ]  is supported!
List of Supported Models: Full Apple Watch  Series 1 / Series 2 / Series 3 (38mm) / (42mm) [ NO LTE / GPS ONLY ]

Link : DOWNLOAD TOOL HFZ iWatch 

https://mega.nz/file/2wMH1IqZ#A1aViRnD8DzBwcfSnbPUsJEtiRbW2BGLMh2hBqDrOik

copy ecid from app and register

HFZ Apple iWatch 

One Click FMI OFF 

-Apple Watch Icloud Remove 100% FMI OFF 

-All WatchOS / All Status / Clean / Blacklist Supported

Per Ecid Can Added 

Api 24/7 

Supported On 24/7

iBus required / dev cable 

Download: 

- API auto Instant reply 24/24 DHRU or PHP
- No need to jailbreak. The tool will do all itself
- Use iWatch as a normal phone
- In case of restore/reset use normal 

To get new keys follow this service 

https://www.iosfiles.com/imei-service/00--100--ratio-service---sn-key-apple-watch-s-1---s-2---s-3-removing-icloud