This G-Shock By Casio Men's GSTB300S-1A Analog-Digital Watch Black by Casio features Bluetooth smartphone link. 200M Water Resistant. Solar Powered. Carbon Core Guard structure. Mineral Glass. Neobrite Style Number: GSTB300S-1A New Genuine, 100% Authentic Official Licensed Product. SKU: . UPC 889232272177 <p><p>DISCLAIMER: Cluburban does not accept any responsibility and will not be held liable for any damage to your property while using this product. Individual results may vary, use at your own risk.</p></p>