Jelly opal center and diamonds in 22K gold and silver, $11,350, lesleyannjewels.com. SHOP. ... "Wexler" opal ring with diamond set in 18K gold, $3,620, larisalaivins.com. SHOP. 20 ...

Both rings most prominently feature a large oval-shaped opal stone in the centre, and each white-gold band is also covered in seven diamonds of varying shapes in pink, green, and silver hues.