- Band Type: Stainless Steel>
- Color: Black/White>
- Dial Code: Analog>
- 100M Water Resistant
- 1/1 second chronograph
Measuring capacity: 11:59'59"
Measuring mode: Elapsed time - Tachymeter
- Date Display
- Mineral Glass
- Screw Lock Back
- Solid Stainless Steel Band
- Double-lock, 1-press, 3-fold buckle
- Stainless Steel Case
- Stainless Steel IP Bezel
- Accuracy: +/-20 seconds per month
- Battery: SR927W
- Approx. battery life: 2 years
- Module: 5118
Size of case / total weight EF539D 53.5 x 48.5 x 11.5mm / 198g