Issue - Watch face is pushed out because the battery expands (gas between battery and its plastic cover) Apple fix - Watch replacement with a Series 1 at a cost approaching 90% of a new Series 3 38mm watch or $349 because the watch is older than 3 years. No repair provided by Apple in aus. My fix - as face is already displaced, carefully lift it. See internet ifixit site for face removal guide. Pierce puffy plastic covering battery with a pin and deflate the 'balloon', careful not to inhale gas. You can buy a new battery from US or Hong Kong and replace existing crook battery for under $20. Carefully clean inside glass face and area in base of watch where face fits in with alcohol and cotton bud. Replace face. Lay watch down face up and warn glass face with a rag dipped in boiling water, in order to 'reactivate adhesive strip in watch base. Test that adhesive is reactivated and glass face is firmly attached. Or apply a very fine light bead of Sikaflex or silicon sealant around base edge to adhere glass face to watch base. Total cost- nil if battery is ok or $20 if not. Check many internet fixit sites to see how to remove and replace battery and face. Time required to fix - 20 minutes of careful work, do not damage face connector cabling. Replacement screen is under aud$25 from Hong Kong, ifixit videos shows how to replace all items.