The snap shows Jules sporting a semi-sheer billowy dress as they posed for a photo shoot.
'I've heard she is pregnant.. from the looks of this it's true,' one fan wrote, as another said she 'definitely looks pregnant'.
The redhead chose to only respond to questions about her outfit and ignored comments about whether she is indeed expecting with her cricketer beau.
Jules spoke to Nova's Fitzy And Wippa in February about rumours the loved up couple are expecting.
'No, no. I wished, but no,' she said at the time.
You might also enjoy: