Step-by-step

1. 1

   Detach watch bands

   1 min

   Press the band release button on the side of the watch body. Slide the band outward to detach it from the watch case.

2. 2

   Power down the device

   1 min

   Press and hold the crown button until the power menu appears on screen. Tap Power Off and wait until the screen goes completely dark.

3. 3

   Heat display edge

   2 min

   Apply a heated iOpener or low-temp heat gun to the front display for two minutes. This softens the perimeter waterproof adhesive.

4. 4

   Attach suction handle

   1 min

   Place a suction cup onto the center of the watch screen. Press down firmly and engage the suction lever to lock it in place.

5. 5

   Create display gap

   2 min

   Pull upward on the suction cup to create a small gap along the screen seam. Insert a thin plastic opening pick into the gap no deeper than 2 mm.

6. 6

   Slice perimeter adhesive

   3 min

   Slide the plastic pick around the entire circumference of the glass display. Carefully cut through all remaining screen adhesive.

7. 7

   Lift screen assembly

   2 min

   Gently hinge the top edge of the display open like a book. Take care not to pull or strain the ribbon cable underneath.

8. 8

   Remove display bracket screw

   2 min

   Use a T2 Torx screwdriver to remove the single screw securing the display cable bracket. Keep track of this small screw for reassembly.

9. 9

   Disconnect display flex cable

   2 min

   Use the flat end of a plastic spudger to pry the display connector straight up from its socket. Separate the screen from the watch body.

10. 10

    Remove battery bracket screw

    2 min

    Unscrew the T2 Torx screw holding the metal battery retainer plate in place. Lift the metal bracket out with tweezers.

11. 11

    Disconnect battery flex cable

    1 min

    Pry the battery press connector straight up off the motherboard using a plastic spudger. Never use metal tools around battery terminals.

12. 12

    Pry out original battery

    3 min

    Apply a few drops of isopropyl alcohol around the battery edges to dissolve the glue. Work a flat plastic card under the battery to carefully lever it up.

13. 13

    Clean adhesive residue

    3 min

    Wipe away old adhesive strips from the housing using a lint-free swab dipped in 90%+ isopropyl alcohol. Allow the case to air-dry completely.

14. 14

    Apply battery adhesive

    2 min

    Peel the backing from the replacement battery adhesive strip. Stick the adhesive firmly into the bottom of the battery compartment.

15. 15

    Seat replacement battery

    2 min

    Align the new battery into the housing and press it down onto the adhesive. Connect the battery flex cable into the motherboard socket until it clicks.

16. 16

    Reattach display assembly

    3 min

    Align the display cable connector over its socket and snap it into place. Replace the metal cable bracket and tighten its T2 Torx screw.

17. 17

    Reseal display glass

    3 min

    Position a pre-cut replacement display adhesive strip around the frame rim. Align the display glass and press firmly around all edges to re-establish the seal.