Tiffany & Co. Blue Book 2026 launch: Naomi Watts, Amanda Seyfried, Teyana Taylor and more

Tiffany & Co. celebrated the launch of their Blue Book 2026: Hidden Garden jewelry collection at Park Avenue Armory in New York City on Apr. 16. Fashionable attendees included Naomi Watts, Amanda Seyfried, Teyana Taylor and more. See all the best red carpet looks at the event by scrolling through the gallery below.