Flik Flak - Did we really say "free"? Yes! Hunt down your favorite Flik Flak old or new, and get a free battery replacement at your nearest Swatch store. Available worldwide, even
fixing a flikflak watch strap - Watch Repairs Help & Advice - Watch Repair Talk
2 Renata Replacement Batteries for Swatch FLIK FLAK | eBay
Replacing a Watch Battery in a Snap Back Watch Case from WatchBattery (UK) Ltd