This bracelet comprises a plurality of articulated elements (1) in which one transverse edge of each element is interlocked in a transverse edge of an adjacent element, a transverse passageway passing at least partially through the adjacent interlocked portions in order to form a bearing (7) in which an articulation member (10) is engaged and is held at least one end of the said transverse passageway. The mid-portion of the said articulation member (10) comprises at least one O-ring placed on the portion of the said articulation member (10) situated inside the said bearing (7) and close to its ends and in jointed contact with the wall of the said transverse passageway.