
CK One
Calvin KleinEau de Toilette1994
Side by side
CK One peaks in summer, while Alchemi Fluidity belongs to fall. The side by side below shows where they overlap.
The essentials
| CK One | Alchemi Fluidity | |
|---|---|---|
| Concentration | Eau de Toilette | Eau de Parfum |
| Launched | 1994 | 2025 |
| Gender | Unisex | Unisex |
| Perfumer | Alberto Morillas, Harry Frémont | — |
| Best season | Summer | Fall |
Scent DNA
CK One
Alchemi Fluidity
Shared between both fragrances
The pyramid
Notes both fragrances share
Community taste
| CK One | Alchemi Fluidity | |
|---|---|---|
| Score | 3.5/5 | 3.5/5 |
| Longevity | 4-6 hours | 4-6 hours |
| Sillage | moderate | moderate |
No varnish
This is the fragrance that made gender-neutral mainstream, not by playing it safe, but by getting the formula exactly right. Three decades later, the green tea signature and citrus spark still hit.CK One
Citrus usually ghosts within an hour. Fluidity refuses. Bright and clean with actual presence, this one's built for situations where most summer scents tap out early.Alchemi Fluidity
The hunt
| CK One | Alchemi Fluidity | |
|---|---|---|
| 3.4 oz | $29.39fragrancenet | — |
| Best offer | — | $90.00ecosmetics |
Cheapest in-stock offer per size. Retailer links support Silloria at no extra cost to you.