Fiona Falkiner flashes her diamond engagement ring at the airport with fiancée ...

Fiona Falkiner has returned from her fairy-tale Vanuatu getaway with diamond engagement ring on her finger. 

After saying 'yes' to her girlfriend Hayley Willis's proposal on Wednesday, Fiona looked a picture of happiness as the couple arrived at Sydney Airport on Thursday.

Proudly flashing her weighty diamond sparkler for all to see, the former Biggest Loser host strolled through the terminal hand-in-hand with her new fiancée. 

What a rock! Newly-engaged Fiona Falkiner, 36, flashed her huge diamond engagement ring as she arrived back in Australia with fiancée Hayley Willis on Thursday

What a rock! Newly-engaged Fiona Falkiner, 36, flashed her huge diamond engagement ring as she arrived back in Australia with fiancée Hayley Willis on Thursday  

Crafted by celebrity jeweler Affinity diamonds, Fiona's white gold engagement ring features a cushion cut diamond surrounded by a claw-set diamond halo. 

The design also features a split band encrusted with glittering pavé diamonds. 

Looking relaxed and well-rested, Fiona sported a breezy white button-up shirt and ripped denim cut-offs that exposed her sun-kissed pins. 

Hard to miss! It was hard to miss Fiona's dazzling diamond ring

Hard to miss! It was hard to miss Fiona's dazzling diamond ring  

All eyes on them! Proudly flashing her weighty diamond sparkler for all to see, the former Biggest Loser host strolled through the terminal hand-in-hand with her new fiancée

Happy couple: The pair beamed with elation as they were greeted by adoring fans at the airport

All eyes on them! Proudly flashing her weighty diamond sparkler for all to see, the former Biggest Loser host strolled through the terminal hand-in-hand with her new fiancée

Dazzling! Having said 'yes' in Vanuatu this week, Fiona proudly flashing her weighty diamond sparkler as she strolled through the terminal hand-in-hand with her new fiancée

Dazzling! Having said 'yes' in Vanuatu this week, Fiona proudly flashing her weighty diamond sparkler as she strolled through the terminal hand-in-hand with her new fiancée

Stunning! Crafted by celebrity jeweler Affinity diamonds, Fiona's white gold engagement ring features a cushion cut diamond surrounded by a claw-set diamond halo

Stunning! Crafted by celebrity jeweler Affinity diamonds, Fiona's white gold engagement ring features a cushion cut diamond surrounded by a claw-set diamond halo

The curvaceous blonde completed her ensemble with a pair of strappy studded sandals and a black jumper tied around her waist. 

Going makeup free, Fiona allowed her flaxen mane to hang naturally around her shoulders in loose waves, while hanging a pair of sunglasses from her collar. 

Meanwhile, smitten sports reporter Hayley gazed lovingly into Fiona's eyes as the pair made their way towards the

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