Discover all 20 mm straps for your Garmin diving smartwatch. Whether it's a simple spare strap or finding the right matching with the suit, these silicone straps allow you to change look to your watch in a blink of eye. Do you need a longer strap? The extra-long adjustable strap is adaptable to the diving suit and tested to operate under water. Also, it is easy to replace and always safe. No tools are needed. For information on the wrist circumference, consult the product specifications tab.