Clasp for adjusting bracelet length

For use in combination with an expansible linkage bracelet of the type having upper and lower links which are resiliently interconnected and offset in the direction of the bracelet length, a clasp adapted for adjustable and detachable connection to an end portion of the bracelet, comprising:

• a casing having a base wall and upturned side walls defining a channel for receiving the bracelet end portion;
• a lid having a top wall with downturned side walls, said lid being mounted for pivotal movement relative to said casing between open and closed positions respectively exposing and enclosing said channel;
• and
• engagement means at one end of said clasp, said engagement means including a first end flange on said base wall arranged to protrude upwardly between a selected adjacent pair of the lower links of said bracelet and a second end flange on said top wall arranged to protrude downwardly between a selected adjacent pair of the upper links of said bracelet, said first and second end flanges being offset one from the other to accommodate the offset relationship of said upper and lower links when said lid is in the closed position.