Last week, Jessica Mauboy revealed that she said ‘Yes’ to her long-term boyfriend Themeli Magripilis in his homeland of Greece. But the impressive engagement ring features a sentimental detail, as revealed by ring designer Nadia Neuman. https://www.instagram.com/p/B3qnRNLljpv/ Designer Nadia told Daily Mail Australia that the custom-made ring included a hidden feature that was significant to Jessica – a butterfly. The sparkler features an oval cut 1.5 carat diamon