Patent ID: 8029185

Claim:
A wristwatch, comprising: a watch housing having a first portion, a second portion, and a top portion, the top portion having a time display, the second portion having an opening; a watch strap having a first end and a second end, the first end connected to the first portion of the watch housing, the second end configured to be inserted through the opening in a first direction, the second end having a plurality of first interlocking members, wherein the first interlocking members include a plurality of opposing interlocking members with a smooth center channel substantially perpendicular to the opposing interlocking members and separating the opposing interlocking members; and a locking mechanism integral with the second portion of the watch housing, the locking mechanism pivotable between a locked position and an unlocked position, the locking mechanism having a plurality of second interlocking members configured to lock with the first interlocking members when the locking mechanism is in the locked position, the locking mechanism configured to prevent the second end of the watch strap from moving in a second direction opposite the first direction when the locking mechanism is in a locked position.