Titanium chronograph sport/classic 44mm diameter, measured without crown and pushers - 10 ATM / 100 Meter Water Resistant - Screwed base with manufacturer and embossed logo Fantastically beautiful pilot chronos As an end user, you are legally obliged to return used batteries. You can return old batteries that we have or have had in our range as new batteries to our shipping warehouse (shipping address) free of charge. The symbols shown on the batteries have the following meaning: The symbol of the crossed-out garbage can means that the battery must not be disposed of in household waste. Pb = Battery contains more than 0.004 percent lead by weight Cd = Battery contains more than 0.002 percent cadmium by weight Hg = Battery contains more than 0.0005 percent mercury by weight. Please no.