Blue Diamond – Diamonds.com

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Want to speak to the designer and learn more about the piece? Interested in some potential modifications or perhaps you just want to have a wonderful story for your next family heirloom? Fill out the form and we’ll arrange for you to speak with this designer.
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Only those located in the United States are able to book calls with designers for the time being – please email us at [email protected] if you have special purchase request and are outside the USA)
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Ring Size Guide

Use our size chart as a reference. All sizes are American.

General Size	Finger Diameter	Finger Circumference
3	14.1 mm	44.2 mm
3 1/4	14.3 mm	50.0 mm
3 1/2	14.5 mm	45.5 mm
3 3/4	14.7 mm	46.1 mm
4	14.9 mm	46.8 mm
4 1/4	15.1 mm	47.4 mm
4 1/2	15.3 mm	48.0 mm
4 3/4	15.5 mm	48.7 mm
5	15,7 mm	49.3 mm
5 1/4	15.9 mm	50.0 mm
5 1/2	16.1 mm	50.6 mm
5 3/4	16.3 mm	51.2 mm
6	16.5 mm	51.9 mm
6 1/4	16.7 mm	52.5 mm
6 1/2	16.9 mm	53.1 mm
6 3/4	17.1 mm	53.8 mm
7	17.3 mm	54.4 mm
7 1/4	17.5 mm	55.1 mm
7 1/2	17.7 mm	55.7 mm
7 3/4	17.9 mm	56.3 mm
8	18.1 mm	57.0 mm
8 1/4	18.3 mm	57.6 mm
8 1/2	18.5 mm	58.3 mm
8 3/4	18.8 mm	58.9 mm
9	19.0 mm	59.5 mm

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