Meghan Marklemay already be wearing a sweet tribute to herfirst child.

Royal blogger @DuchyOfSuccess noticed that the stones may represent the birthstones of Harry and their future son or daughter.

Karwai Tang/WireImage; Inset: Chris Jackson/Getty

The Duke And Duchess Of Sussex Visit Australia - Day 5

Chris Jackson/Getty

Invictus Games Sydney 2018 - Day 1

Prince Harry and Meghan Markle.Karwai Tang/WireImage

The Duke And Duchess Of Sussex Visit Australia - Day 5

Meghan appeared to wear two of the rings – the diamond and sapphire – again for her arrival in Tonga.

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Prince Harry and Meghan Duchess of Sussex tour of Tonga - 25 Oct 2018

A royal source told PEOPLE that Meghan has had her 12-week ultrasound and is “feeling well.”

The royal couple have talked openly about their desire to start a family — withPrince Harryplayfully shooting down asuggestion that he should have five children!

Kirsty Wigglesworth/AP/REX/Shutterstock

Britain Royals, Fraser Island, Australia - 22 Oct 2018

Samir Hussein/WireImage

The Duke And Duchess Of Sussex Visit Australia - Day 4

“First of all, thank you for the welcome you have given Meghan and I over the last few days,” he shared with the crowd gathered at the Sydney Opera House. “I have been so proud to be able to introduce my wife to you, and we have been so happy to be able to celebrate the personal joy of our newest addition with you all.”

source: people.com