Hailey Bieber is rocking a new ring that pays tribute to her son with husband Justin Bieber. According to US Magazine, Hailey posted a pic of her new baby bling in an Instagram Story on Saturday, revealing an image of a square-shaped lime green peridot diamond nestled next to a teardrop-shaped topaz stone on a thin gold band.

Related: Hailey Bieber Kisses Husband Justin's Neck in Sweet Selfie After 'Romantic' Vacation. Following Jack's birth in August, a source exclusively told PEOPLE that Justin, 30,

Hailey Bieber is keeping son Jack Blues close to her heart, sartorially speaking. Bieber, 28, debuted a massive two-stone ring via her Instagram Story on Saturday, December 21, where a square-shaped peridot diamond sat beside a teardrop bauble in topaz on a gold hand.

In an Instagram Story post on Saturday, Bieber revealed a ring inlaid with two jewels, one labeled "Jack" and one labeled "Mama." The makeup mogul's captions are a nod to her and Justin Bieber's son, Jack Blues Bieber, whom the couple welcomed in August.

Hailey Bieber shared a picture of a new piece of jewellery in her Instagram stories with a sweet meaning behind it. The photo showed the model’s hand wearing a ring with a pear-shaped topaz stone and a square-cut peridot set in gold.

Hailey Bieber showed off her new ring, which featured her and her son, Jack Blues Bieber, birthstones. This comes after Justin's ex, Selena Gomez, announced she was engaged

Hailey Bieber continues to flaunt her new mom status as she recently unveiled a massive new ring with a sweet connection to her and husband Justin Bieber's son Jack. The 28-year-old model showed off her new piece of jewelry on her Instagram Stories over the weekend,