Essential Sartorial cufflinks celebrate understated style and elegance. The timeless shape in silver with onyx inlay and a skeletonized Montblanc ring create a refined jewel with a powerful Montblanc signature. The refined mechanism completes the style. MaterialMetal: 925 sterling silverMaterial Weight: 10.7 G FeaturesMeasurements: Diameter: ~ 16 mmClosing: Whale tail armSpecial Characteristics: The onyx used here is a natural, untreated stone. Its color may therefore vary and it may have natural inclusions.