Pierre Casiraghi
Prince Albert II of Monaco's nephew, Pierre Casiraghi and his girlfriend Beatrice Borromeo, take part to the 10th anniversary of the accession to the throne of Albert II, Saturday, July 11, 2015, in Monaco. On 31 March 2005, the Palace of Monaco announced that Hereditary Prince Albert would take over the duties of his father as regent since Rainier was no longer able to exercise his functions as sovereign. On 6 April 2005, Prince Rainier III died and Hereditary Prince Albert became Albert II, Sovereign Prince of Monaco.REUTERS/Lionel Cironneau/Pool

Following two lavish wedding ceremonies, Monaco's newest married royals Pierre Casiraghi and Beatrice Borromeo have decided to spend their honeymoon abroad their private yacht in the Mediterranean.

According to Hello! Magazine, Italian publications Oggi and Diva e Donna have reported the couple is vacationing on the Pacha III, which is owned by Casiraghi's family. The newlyweds were reportedly joined by Casiraghi's family on the French Riviera.

Princess Caroline, Casiraghi's mother, his older brother Andrea Casiraghi and his family joined the couple during the post-wedding trip.

Hello! noted that it is not known whether the 27-year-old groom and 29-year-old bride have managed to spend any time alone or whether they are planning a separate honeymoon.

The couple first tied the knot in a lavish civil ceremony on 25 July in the gardens of the Grimaldi palace. They then headed to the bride's native Italy for an extravagant religious ceremony on 1 August.

For the civil ceremony, the bride wore four distinct looks, including a pale pink ethereal gown by Italian designer Valentino. The fashionable Italian journalist then wore a stunning white Grecian wedding gown on the day of their religious ceremony.

As previously reported by IBTimes UK, the young royal proposed to Borromeo with a pink diamond ring in 2014. The royal couple first met at university in Milan in 2008.