The sizes are in millimeters and correspond directly to the outer circumference of the ring stick to the inner circumference of the finger gauge. This international standard specifies a method to measure the ring-size using a ring stick with defined characteristics, which is used during manufacturing steps, and specifies the designation of the ring-size.įor jeweller-consumer relationships, the finger size is measured with a finger gauge set made up of a ring for each size with the same diameter and tolerance as the ring stick ones. ISO sizes are used in Austria, France, Germany, Belgium, Netherlands, Scandinavia ( Norway, Sweden, Denmark, Finland, Iceland), and other countries in Continental Europe. ISO 8653:2016 defines standard ring sizes in terms of the inner circumference of the ring measured in millimetres. Measurement systems International standard Digital ring sticks can be used for highly accurate measurements. Om plastic, delrin, wood, aluminium, or of multiple materials. Ring size is a measurement used to denote the circumference (or sometimes the diameter) of jewellery rings and smart rings. ( Learn how and when to remove this template message) ( January 2014) ( Learn how and when to remove this template message) Statements consisting only of original research should be removed. Please improve it by verifying the claims made and adding inline citations. This article possibly contains original research.
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