To provide a structure capable of making a jewel or the like brilliantly demonstrate brightness by swinging at all times and emphasizing and protecting the presence of the swinging jewel or the like, and to provide the structure in which only an ornament component such as the jewel smoothly swings and beauty is fully exhibited by stably hanging and using it at all times without coming into contact with clothes or the like and falling, in an accessory such as a pendant.

By making the cross section of the interlinkage part of at least one of a hanging ring 1 supported by a human body or the clothes and a suspension ring 2 attached to a swing body 3 flat and turning a part to be in interlinkage contact with the opposite side of the flat part to the shape of being sharpened into a convex arcuate shape cross section, sliding resistance is reduced and the swing body 3 easily swings. Also, the structure having an annular body 7 of an optional shape attached to the human body or clothes and interlinkage of the hanging ring 1 provided on the inner side upper part of the annular body 7 and the suspension ring 2 attached to the swing body 3 allows the swing body 3 to swing inside the annular body 7.