Platinum color 4-ring 304 stainless steel clasp. This clasp is composed of two parts: a box part with the embellishment and three 1mm holes, and a hook part that fits into the box, also with three 1mm holes. (see photo)
Measurements: 15x10x3mm Hole diameter: 1.4 mm It is not magnetic; it closes with pressure using a spring-loaded tab that connects the two parts. Stainless steel for jewelry making of the best quality, 100% hypoallergenic.