Apple Watch passcode unknown

Here is how to reset the passcode:

• If you forgot your Apple Watch passcode - Apple Support

If this brand new older Apple Watch has Activation Lock set, contact the seller and request removal or refund.

Activation Lock is intended as a theft deterrent, and is intentionally difficult to bypass. We can’t help, and — absent original receipt from Apple or an Apple reseller proof of purchase — Apple won’t help.

if the seller is unable to relinquish ownership or is unavailable, this Watch will never be useful. Recycle it.

The following discusses iPhone and iPad, but largely also applies to Watch:

• The All Too Common SAD Reality of Buying … - Apple Community

mrgolf2 wrote:

I have a brand new older Apple Watch.

No. You have a used watch.

Return it and get your money back.