The 36-year-old Beijing Olympics bronze medallist needed only five minutes and seven seconds to dispatch the Ghanaian.
The Russian outpunched Vijender on the rooftop of the 'Majestic Pride Casino' ship.
Vijender and Losan will square off on March 19 in a super middle-weight (76kg) showdown on the deck of the Majestic Pride Casino Ship in Panaji, Goa.
The first-of-its-kind fight will be held on the rooftop deck of the Majestic Pride Casino Ship, the venue partner for the fight, on March 19.
The 35-year-old from Haryana's Bhiwani made an appearance at Delhi's Singhu border where farmers have been protesting against the laws and expressed solidarity with the agitators.
Vijender clinched a Technical Knockout over the more experienced Mike Snider. The 33-year-old from Haryana prevailed in four rounds.
The boxer, who turned professional in 2015, got married to Archana in 2011. Their first son, Abir, was born in 2013.