Making Domes To The Correct Size - Making Your Own Jewellery

So you want to make a dome but don't know what size disc to start out with?
This film shows you how to calculate the correct size disc of metal to make a certain size dome/hemisphere.

Andrew Berry, a professional jeweller for 30 years, is the training director of http://www.AtTheBench.com, an award winning on line jewellery training website.