The Saturdays' Rochelle Shows Off Engagement Ring On Night Out With Fiancé Marvin Humes

12 January 2012, 15:30 | Updated: 12 January 2012, 15:40

The couple were all smiles as they enjoyed a romantic evening together in London.

The Saturdays star Rochelle Wiseman was pictured showing off her £45,000 engagement ring on a romantic night out with her fiancé and JLS star Marvin Humes in London on Tuesday night (10th January).

The 'All Fired Up' singer had a huge smile on her face which was also mirrored by the boy band star as they held hands after visiting the Ivy Restaurant in the Capital.

Marvin wrapped up to protect himself against the elements in a long black jacket and over-sized scarf while Rochelle opted for an elegant short cream mini dress and cardigan.

The couple announced their engagement on New Year's Eve and are reportedy planning on a March wedding to coincide with their own birthday celebrations.

Meanwhile, JLS are allegedly planning on whisking Marvin away to Miami and Las Vegas for an extravagant stag do.

You can view a picture of Marvin and Rochelle on their night out together below.

Marvin and rochelle step out for night out