Ring Size
A measurement that indicates the circumference of jewellery , as well as smart rings, also referred to as ring size.
Instruments for measuring
A stick analogous to the size of
Physical measurement of ring sizes can be accomplished using either a metal, paper, or plastic ringsizing device (as an indicator) or by measuring the ring's inner diameter.
Ring sticks can be used to measure the inner diameter of rings. They are typically made from delrin, plastic or wood and may also include several substances. To make precise measurements, digital ringsticks may be used.
Measurement systems
International standard
ISO 8653 - 2016 defines standard sizes for rings. It measures the circumference of the ring in millimetres. ISO sizes are commonly used in Austria and France, Germany (Belgium), France, Germany.

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