Case material of the watch is ion plated
Accuracy is ±20 seconds per month
Approximate battery life is 3 years on SR626SW

Features full auto-calendar up to year 2099
Light-emitting diode (LED) is used to illuminate the watch face
Times can be displayed in either a 12-hour or 24-hour format
Features an accuracy of +/- 30 seconds per month
Equipped with CR2025 battery which gives ten years of battery life

Features a dual watch with 40 mm dial diameter size for men and 30.2 mm for women
Crafted with mineral glass window material which resist scratch and dust
Designed with water-resistant features for ultimate safety of the watch
Decked with an adjustable closure that renders a secure and customized fit
Case thickness 6 mm for men's watch and 7.8 mm for women's watch

Watch dial display material resin glass
Features an accuracy of ±30 seconds per month
Elapsed time, split time and final time are measured with 1/100-sec accuracy

Crafted with resin glass window material which resist scratch and dust
Features an accuracy of ±20 seconds per month

Case size or diameter of ladies watch is 36.5mm
Case thickness of female 8.8mm and male watch 9.4mm
Dial display material is made of high grade resin material
Watches have date display feature
Case is made of high grade ion plated material

Features a dual watch with 44.9 mm dial diameter for men and 33.1 mm for women
Case thickness 9.4 mm for men's watch and 8.8 mm for women's watch
Crafted with mineral glass window material which resist scratch and dust
Designed with 5 ATM water-resistant features for ultimate safety of the watch

Accuracy is ±20 seconds per month
Dial diameter of the male's watch is 44.9mm and female's watch is 33.1mm
Weight of the men's and women's watches are 126 gram and 73 gram respectively
Approximate battery life is 3 years on SR626SW

Featuring resin glass window material
Times can be displayed in either a 12-hour or 24-hour format
Features an accuracy of ± 30 seconds per month
Elapsed time, split time and final time are measured with 1/100-sec accuracy
Battery on this watch lasts approximately ten years on CR2032