A:Answer Hi Dc,
Thank you for getting in touch with us. I appreciate your query regarding if the Galaxy Watch3 has a built-in speaker. In accordance with, yes, the device has a speaker on the left corner, so you can enjoy calling your family and friends.
For your reference, kindly visit the user manual on Pages 5-6, and 37;
https://downloadcenter.samsung.com/content/UM/202107/20210716022929045/WEA_R84X_R85X_EN_UM_TN_TH1_031721_FINAL_AC.pdf
Should you need more assistance, you may reach us via the following for immediate support:
1. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
2. Facebook Messenger: http://m.me/samsungsupport
3. Twitter: https://twitter.com/messages/compose?recepient_ id=18768513
Reference Number: 1144301195
Thank you for choosing Samsung. Have a great day!
^Chrystel