Next to her iconic sapphire and diamond ring, which previously belonged to her late mother-in-law Princess Diana, ... the couple recently celebrated their 13th anniversary which would be citrine.

KATE MIDDLETON's sapphire engagement ring is perhaps the most famous in her collection, but the Duchess has occasionally been spotted wearing another dazzling gem from her pre-royal days estimated ...

The Princess of Wales was spotted wearing a coloured eternity band on her wedding finger next to Princess Diana's sapphire engagement ring. ... their 13th anniversary which would be citrine.

Kate sported the ring on her right hand, with her wedding band and engagement ring–the iconic heirloom sapphire with a diamond halo that once belonged to Princess Diana–on her left.

Citrine ring, £51.43 / $55.20, Adyah Designs at Etsy. SHOP NOW. While the citrine ring may not have been a gift from her husband, Kate has been lavished with several pieces of jewellery from William.

Kate Middleton wears a stunning blue sapphire on her left hand as her engagement ring from Prince William. ... Ben Johnson, managing director at Miltons Diamonds, commented on the citrine ring.

How Kate Middleton's Sapphire Engagement Ring Was Inspired by Queen Victoria. There's a romantic story behind the iconic royal engagement ring, which previously belonged to Princess Diana ...