Instantly identify any Apple Watch model by A-number or name. Look up generation, case size, release year, band compatibility, and glass materials.
You can find your 5-digit A-model number on Apple Watch via Settings → General → About (tap Model Number), or inside the top/bottom band slot.
Enter the A-number from the back of your watch into our Model Identifier tool above to get the exact Series, release year, and case size.