The pregnant singer, 31, attended the Warner Music Group Grammy Party alongside Wilson in Hollywood, California, Sunday evening, where Ciara wore an all-black outfit that accentuated her growing baby bump.
But her striped blue robe, which she wore over the top of her fitted ensemble, couldn’t go unnoticed — perhaps hinting that she will be having a baby boy.
Want all the latest pregnancy and birth announcements, plus celebrity mom blogs? Click here to get those and more in the PEOPLE Babies newsletter.
The “1, 2 Step” singer and Seattle Seahawks quarterback Wilson made a Wednesday appearance at the 2017 MAKERS Conference in Rancho Palos Verdes, California.
But the mom-to-be kept it neutral, opting for an all-white, makeup-free look.
RELATED VIDEO: What Music’s Biggest Stars Wore to Their First Grammy Awards
Wilson teased the fact that he and his wife, whom he married in July 2016, have a name chosen for their baby — whose sex they also already know, but aren’t sharing.
“We do have a name picked out,” he told Extra’s Mario Lopez ahead of the Super Bowl earlier this month. “It will be a good one … I think we both have some creative sense about us, so it’s gonna be cool.”