Newly engagedcouplePrincess BeatriceandEdoardo Mapelli Mozziare holding onto each other tight!

The pair stepped out for the first time since sharing theirengagement news, attendingThe Dior Sessionsbook launch afterparty in London on Tuesday. They held hands, with Mozzi — whom Beatrice affection­ately calls Edo — leading the way.

Meanwhile, her groom-to-be looked dapper in a suit and button-down shirt sans tie paired with casual shoes.

The event, celebrating the work of photographer Nikolai Von Bismarck, turned into a family event — Beatrice’s younger sisterPrincess Eugenieand mom Sarah Ferguson were also in attendance.

Ricky Vigil M/GC Images

Princess Beatrice of York and Edoardo Mapelli Mozzi

Edoardo Mapelli Mozzi and Princess Beatrice.Ricky Vigil M/GC Images

Edoardo Mapelli Mozzi and Princess Beatrice of York

Princess Beatrice of York and Edoardo Mapelli Mozzi

“We are both so excited to be embarking on this life adventure together and can’t wait to be married,” the couple said in a statement.

Edoardo Mapelli Mozzi and Princess Beatrice.Princess Eugenie

Edoardo Mapelli Mozzi and Princess Beatrice of York

“It’s such happy news!All of her friends are delighted,” a source tells PEOPLE in this week’s issue.

The news is especially joyful following a difficult period for Beatrice, who went through apainful split from American Uber executive Dave Clarkin 2016 after nearly a decade of dating. He then went on to wed advertising executive Lynn Anderson two years later.

source: people.com