Ring Size
The size of the ring is a measurement used to define the circumference or sometimes the diameter of rings that are smart and jewellery rings.
Tools for measuring
A stick that is an analog for sizing rings
Ring sizes can be measured using a plastic, paper or a ring sizer made of metal (as an indicator) or by measuring the inner diameter of the ring that is already fitted.
Ring sticks are used to determine the diameter of rings' inner edges. They are generally made of plastic, delrin or wood. They can also contain various materials. For exact measurements, digital ringsticks can be used.
Measuring systems
International standard
ISO 853:2016 defines standard sizes for rings in terms of the inner circumference of the ring , measured in millimetres. The ISO sizes can be used to measure the circumference of a ring in Austria (France, Germany, Belgium and Scandinavia (Norway. Sweden. Denmark. Finland. Iceland.)

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