Ksana Sweep Watch Face recently got updated. First to 1.3.1 and soon after to 1.3.2.
Here’s what’s new:

1.3.2

• Improved & more immediate sending of missed calls & unread texts from phone
• Square dial ticks on square watches (previously rounded dial ticks) [as suggested by Thomas Groß]
• Update to new Wear UI Library for Ksana settings pages on watch

1.3.1

• Fix for Ksana phone app sometimes not responding while fetching & sending Unread text messages to watch
• Performance & stability improvement

Below are some screenshot to demonstrate the new square dial tick marks for square watches:

Square tick marks, how it looks now.

Rounded tick marks, how it looked before