Finally, the strap and pin
link buckle have been redesigned. There's no separate keeper – instead, the extra length of the strap is tucked
link under the end of the opposite half of the strap, through an enlarged opening in the pin buckle. This is similar to the strategy Apple uses for its silicon sport straps. Adjustments can also be made by
link moving the spring bar holding the pin buckle further up or down the outer me
tal enclosure.
link