Tag Archives: calculate carat weight

How to Weigh a Diamond without Scales

How to measure a diamond

Calculating the Carat Weight of Diamonds This month’s Bite-Sized Diamond Facts, is all about determining carat weight without the use of scales. Diamond carat weight is always calculated under laboratory conditions, using finely calibrated scales. Through their journey from the mine to the retailer it is customary to weigh diamonds to a thousandth of one Read the full article…

Mark Johnson

About Mark Johnson

Mark attended Liverpool University and went on to pursue a career in the diamond industry. After more than a decade working in polished diamonds, Mark moved to the Isle of Wight where he launched Serendipity Diamonds. He works most days from their busy Ryde showroom, photographing jewellery and writing for the Serendipity Diamonds website.