Extendable modular jewel with slotted arms

A jewelry article, comprising a plurality of modular elements or arms reciprocally hinged in an oscillating manner around one or more hinging axes such that the jewelry article is adjustable to any position between a limit contraction position and a limit extension position,

• wherein each arm defines a central hinging area comprising at least one central seat for engaging at least one connecting element to connect additional arms, the central hinging area being interposed between at least two further lateral hinging areas located in proximity to the ends of the arm in a longitudinal direction thereof and further provided with lateral seats for engaging additional connecting elements, wherein the seats for engaging the connecting elements comprise holes or slots passing through two openings defined in two opposed surfaces of the arm, and wherein the connecting elements comprise articulation pins designed to engage in the holes,
• wherein
• the holes of at least one arm have an oblong peripheral edge in at least one diametrical direction arranged along an elongation axis and the holes have predetermined lengths that are preferably different from one another among the different hinging areas present on each single arm.