In 1912, Jacques Guerlain crossed the Pont Neuf in Paris at dusk and was struck by the color of the sky in that narrow window between day and night, the French call it l'heure bleue. He turned that feeling into a perfume, and it became one of the house's defining creations, worn for over a century in its original form.

This year, Guerlain's perfumer and Director of Fragrance Creation, Delphine Jelk, returned to that same idea and built something new around it rather than simply reformulating the original. The 1912 fragrance still exists, unchanged, under the name L'Heure Bleue 1912. What launched alongside it is a separate, modern L'Heure Bleue Eau de Parfum, built around an airy ozonic accord, a velvety iris (using a new tincture that took three years to develop), orange blossom and warm vanilla. It keeps the dry down that made the original beloved while giving the top notes something the 1912 version never had.

The bottle nods to the past too. Its inverted heart silhouette, designed for Baccarat in 1912, now comes in a deep blue gradient with gold lettering, and it is refillable.

But of course. There is always a bag out there that will fit your theme. Sharing here are our favorite cobalt blue bags of the season (coincidence that they're the same shade as Phia's blue?)

This is a smart way to handle a beloved name. Guerlain did not touch what longtime wearers already love, and it gave newcomers a real entry point that smells like now instead of a museum piece. If you have smelled and disliked the 1912 original for being too powdery or old fashioned, give this one a real chance, the ozonic opening changes the entire first impression before it settles into that same iris and vanilla dry down.

The 50 ml bottle is the right size to start with rather than the 100 ml, since this is a new formula and worth living with for a season before committing. The refill is genuinely worth it if you end up loving it, the bottle is designed to be kept. Skip the lipstick case if you are only here for the fragrance, it is a nice object but not the story.

If you take one thing away, do not judge this by memories of the original. Smell it fresh.