Specifications of the Rolex Wimbledon:
Case: 41mm diameter
Material: 904L stainless-steel (steel and 18k white gold)
Dial: Slate, blue, or black
Hands: Rhodium-plated
Markers: Roman numerals
Crystal: Sapphire with anti-reflective coating
Bezel: Fluted 
Movement: Rolex Caliber 3235 automatic
Power reserve: 40 hours
Bracelet: Oyster or Jubilee
Water resistance: 60 meters