• 1/20-second chronograph• 5-hour retrograde dial at 9 o’clock• Tachymeter• Alarm• Stainless steel case and band• 100-meter water resistance

• Partial ion plated
• Retrograde dial
• Mineral Glass / Spherical Glass
• Tachymeter
• Screw Lock Crown
• Screw Lock Back
• 100-meter water resistance
• ""Double-lock, 1-press,

• 1/20-second chronograph• 5-hour retrograde dial at 9 o’clock• Tachymeter• Alarm• Stainless steel case and band• 100-meter water resistance

• Partial ion plated
• Retrograde dial
• Mineral Glass / Spherical Glass
• Tachymeter
• Screw Lock Crown
• Screw Lock Back
• 100-meter water resistance
• ""Double-lock, 1-press, 3-fold Buckle""
• Stainless Steel Band
• Solid Band
• 1/20-second stopwatchMeasuring capacity: 4:59'59.95''Measuring mode: Elapsed time
• Date display
• Regular timekeepingAnalog: 4 hands (hour, minute, stopwatch seconds, alarm),4 dials (timekeeping second or stopwatch 1/20 second,stopwatch hours, stopwatch minutes, alarm on/off)
• Accuracy: ±20 seconds per month
• Approx. battery life: 2 years on SR927W
• Size of case/total weight: 49 X 45.3 X 13.3 mm/176 g