Courteney Cox's engagement ring designed by Tobey Maguire's wife

's fiancé

knew exactly who to turn to when it came to

for his future bride. The Snow Patrol rocker teamed up with

, wife of

, to create the perfect ring for Courteney.

© Photo: Instagram

The proud jewellery designer shared a photo of herself with Courteney on Instagram this week, giving fans a chance to see the beautiful band."

Xo #Johnny ?Courteney #jennifermeyer #engagementring," Jennifer captioned the snapshot, which shows her embracing the

star.Johnny

to Courteney during a

last month to celebrate her 50th birthday.

© Photo: Twitter

The couple, who have been dating for seven months, then

on Twitter on 26 June, by posting simultaneous "

" tweets alongside a sweet selfie. It will be the second marriage for Courteney, who was married to

from 1999 until 2013. She filed for divorce in June 2012 after almost two years of separation, and the

in May 2013.

© Photo: Getty Images

Courteney and Johnny started dating towards the end of last year, after being

.