9to5Mac published a story that watchOS 6.1.3 for Apple Watch has been released today.

watchOS 6.1.3 for Apple Watch available today with critical bug fixes

Apple today is releasing watchOS 6.1.3 to the public with bug fixes and improvements. The update includes a fix for an issue that prevented the irregular heart rhythm notification from working as expected for Apple Watch owners in Iceland.

watchOS 6.1.3 for Apple Watch available today with critical bug fixes - 9to5Mac