This watch strap is perfect for Omega Seamaster Diver 300M owners who love an active lifestyle. You can wear it while diving, running, or just in your daily life. The strap is made to fit your watch precisely and provides a comfortable feel on your wrist. It's crafted from premium liquid silicone rubber and has a heavy - duty 316L stainless steel buckle. While exact dimensions aren't given, it's designed to match the Omega Seamaster Diver 300M perfectly.