Active Pro 1702 Bluetooth Black Sports Watch brand@Seiko Clock so they'll light up under

so they'll light up under water and in the dark

- Calibre G101 - Quartz Movement - Stainless Steel Case and Bracelet - Expansion Bracelet - 37

this timepiece ensures smooth and accurate timekeeping

swimming and the outdoors

5mm Case Size - Sapphire Crystal - Three-fold clasp with secure lock

Active Pro 1702 Bluetooth Black Sports Watch brand@Seiko Clock so they'll light up underActive Pro Bluetooth Digital Watch *Android mobile phone system must be more than Android 4. 3; Android mobile phone's Bluetooth must be more than 4. 0 version **Apple mobile phones must be more than iPhone 4S **Measurement results of this product are for reference only, not for medical use. Bluetooth ON OFF Control 8 Digit LCD Display, week, hour, minute, second display: Press S3, month, date display (connected to mobile phone, synchronous time