====== Cartier Clé 40 mm ====== {{wst>image_cr|Cartier|Clé 40 mm}} The **Clé** is a wristwatch by [[Cartier]]. This is the 40 mm (large) version in the [[Cartier Clé|Clé]] range. The watch is equipped with the self-winding manufacture movement 1847 MC. The name Clé derives from the unusually novel key shaped crown, set with a blue synthetic spinel. The normal position of this key is concordant to the case. When twisted, it allows to set the time and the date. **Movement:** * [[Self-winding]] [[manufacture movement]] [[Cartier 1847 MC]], 28,800 A/h * 23 [[jewels]] * [[Power reserve]] 42 h **Case:** * [[Stainless steel]] * ∅ 40 mm, H 11.76 mm * [[Sapphire crystal]], sapphire crystal case back * [[Waterproof]] to 3 bar **Dial:** * Silvered flinqué with sunray effect, Roman numerals * Blued-steel sword-shaped hands **Functions:** * Hours, minutes, [[central seconds]], date **Bracelet:** * Black alligator leather strap, folding buckle {{tag>Watch_models Cartier_models}}