By Isabel Jones
Updated Feb 05, 2019 @ 9:45 am

The Duchess of Cambridge was looking like a Mad Men extra as she stepped out for a visit to Lavender Primary School on Tuesday in support of Children’s Mental Health Week.

Credit: Chris Jackson/Getty Images

Sadly, Kate Middleton didn’t make the ultra meta decision to wear lavender to Lavender Primary, but we’re not upset with her ultimate choice: a Kelly green Eponine London shift dress. The silhouette of the style is not dissimilar to that favored by another global woman in the history books: Jackie Kennedy. Unsurprisingly, the brand in question specializes in designs inspired by the ‘50s and ‘60s.

Giving the style a modern edge, the dress bears pockets (though we’re betting they’re just for show), and Middleton (and her eternally perfect blowout) paired the retro garment with black tights and a set of lace-up booties.

Credit: Neil Mockford/Getty Images
Credit: Keystone/Getty Images

The mother of three brought a photo of her own family to show to the Lavender School students:

In addition to meeting with students, Kate was introduced to — get this — Herbie, the “school dog.” This school has its own dog — really. If anything would get me to reenroll in elementary school, it would be this pooch: