The history of Rolex and Swiss watchmaking are inextricably linked. Rolex designs, develops and produces in-house all the essential components of its watches. Rolex watches identify with the pursuit of excellence, the quest for the absolute, the discovery of original approaches and innovative solutions. Hands: Luminescent Caseback Type: Snap-down Age: Adult Strap Color: Silver Type: Analog Product Features: Date Display Caseback Material: Stainless Steel Material: Stainless Steel Case Shape: Round Case Thickness: 14mm Strap Width: 18mm Strap Movement: Automatic Strap Length: 8 Inch Dial Color: White Case Diameter: 40mm Crown: Screw-down Gender: Male Closure Type: Fold over Clasp Water Resistance Depth: 100 Meters Dial Window Material: Sapphire All measurements are approximate and may vary slightly from the listed dimensions. Men's watch bands can be sized to fit 7.5-inch to 8.5-inch wrists.