Casio Edifice EFR-540BK-1AVUDF

• Vibration-resistant
• 1/20-second stopwatch
• Date display
• 100-meter water resistance
• Stainless steel case

• Black ion plated band
• Black ion plated case
• Vibration resistant
• Mineral Glass
• 100-meter water resistance
• Case / bezel material: Stainless steel
• Stainless Steel Band
• One-touch 3-fold Clasp
• Solid Band

• 1/20-second stopwatch
  Measuring capacity: 11:59'59.95"
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Date display
• Low battery warning
• Regular timekeeping
  Analog: 3 hands (hour, minute, stopwatch seconds),
  3 dials (timekeeping second / stopwatch 1/20 seconds / stopwatch hours, stopwatch minutes)
• Accuracy: ±20 seconds per month
• Approx. battery life: 3 years on SR927SW
• Size of case: 54 × 48.1 × 12.1 mm
• Total weight: 191 g