This Rolex Submariner No Date is one of Rolex's iconic dive watches. The clean black dial and matching ceramic bezel.
Specs. Scuff marks on bracelet see pictures for details  

• Model: Submariner No Date
• Reference Number: 124060
• Dial Color: Black
• Collection: Submariner
• Size: 41 mm 

  Case

• Material: Oystersteel (904L stainless steel)
• Diameter: 41 mm
• Case Type: Oyster case, monobloc middle case with screw-down case back and crown
• Crystal: Scratch-resistant sapphire
• Water Resistance: 300 meters (1,000 feet) 

  Bezel

• Type: Unidirectional rotatable
• Material: Cerachrom insert in ceramic with platinum-coated numerals and graduations
• Functionality: 60-minute graduations for precise dive timing 

  Dial

• Color: Black
• Hour Markers: Applied indices with Chromalight (long-lasting blue luminescence)
• Hands: Mercedes hands with Chromalight for enhanced legibility
• Display: Minimalistic without a date window, emphasizing symmetry and functionality 

  Movement

• Caliber: Rolex 3230
• Type: Automatic, self-winding
• Functions:
  • Hours, minutes, and seconds
  • Stop-seconds for precise time-setting
• Power Reserve: Approximately 70 hours
• Oscillator: Paramagnetic blue Parachrom hairspring with high-performance Paraflex shock absorbers 

  Bracelet

• Type: Oyster
• Material: Oystersteel
• Clasp: Oysterlock folding safety clasp with Glidelock extension system