Today we celebrate International Women's Day, in which we not only honor women's achievements but also raise awareness for women's equality. The theme set for this year is 'Choose To Challenge,' as a challenged world is an alert world, and what you challenge will change. This change is also direly needed, as the world is currently facing challenges for which we can only find constructive, long-term solutions if everybody's full potential is utilized, and that can only be reached are equals. Here are four watches that might, each in their own way, facilitate this change.

OMEGA hosted a star-filled tribute at Florida’s Kennedy Space Center to celebrate the 50th anniversary of Apollo 11 and the moon landing. George and Amal Clooney, Chiara Ferragni, Douglas Booth, and an impressive line-up of NASA veterans attended the celebratory event.