Best looks of the week: Tsitsipas models for Rolex

Photoshoots were the theme of this week, as the start of the 2019 season draws ever closer.

1

Stefanos Tsitsipas

2

Dominika Cibulkova

3

Naomi Osaka

4

Aryna Sabalenka

5

Angelique Kerber

6

Serena Williams

In 2019, the ATP, WTA—and so much more—are on Tennis Channel Plus: