Calvin Klein CK23540S — Sunglasses Square
The Calvin Klein CK23540S is a women’s square pair of sunglasses in havana acetate with grey uni lenses, presented by Eyewearista.
Design & materials
Acetate is valued for its depth of colour and its comfort, and an optician can adjust it for a precise fit.
Size & fit
51-18-145 means 51 mm lens width, 18 mm bridge and 145 mm temples — a medium size. Compare these figures with a pair you already wear for the best fit.
Details
- Type: Sunglasses
- Brand: Calvin Klein
- Gender: Women
- Shape: Square
- Material: Acetate
- Frame Color: Havana
- Lens Color: Grey Uni
- Size: 51-18-145
- Reference: CK23540S
- EAN: 0883901158533
About Calvin Klein
Founded in New York in 1968 by Calvin Klein and Barry Schwartz, Calvin Klein is an American fashion house.
The Eyewearista promise
Every piece is authentic and comes with its manufacturer’s certificate. Try it on by appointment at our boutique in Saint-Germain-en-Laye, or collect your online order there within 24 hours. Delivery in 72 hours in mainland France, 14-day returns and a 2-year legal warranty.
Need advice on fit (bridge, width, shape) or lenses? Contact us: we’ll guide you just like in-store.








