Learning Center

Diamonds

Jewelry makers need to know all they can about ever-popular diamonds. Learn how diamonds are graded and how they’re commonly enhanced.

14 ARTICLES 2 PRODUCTS
Article
Tony Snodgrass: Flower Ring

You never know how visiting the doctor could change your life. While Tony Snodgrass of Kent Jewelry in Rolla ,Missouri, waited with his pregnant wife to be seen by their doctor, he was flipping through Missouri Conservationist magazine and…

Article
Fancy Color Diamonds

Coveted for their beauty and rarity, fancy color diamonds remain the hottest category in the diamond market. At gem and jewelry shows during the first half of 2017, including Baselworld in late March, fancy color diamonds were among the leading…

Product
GemOro Testerossa Tester

This next-generation ultimate tester for diamond fraud protection features enhanced moissanite testing technology for low conductivity stone identification. This innovative Gemoro tester has the sleekest ergonomic shape available…

Product
Presidium Synthetic Diamond Screener

The Synthetic Diamond Screener was developed by Presidium to help screen out Type IIa colorless diamond which is likely to be synthetic and created through chemical vapor deposition (CVD) or high pressure high temperature (HPHT) syntheses…

Article
Step by Step Guide to Single Row Pave Settings

Single-row pavé, which consists of a single row of small diamonds set into a narrow strip of metal, is a beautiful use of melee and one of the most popular setting styles today. While more difficult than prong or bezel setting, it is a great first…

Article
A Crowning Achievement Part 2

In the last issue we looked at making a basic basket crown. In this article we will fabricate a more advanced crown. One of the most versatile crowns to make is a half-basket crown. This crown can be used for diamonds or colored stones and generally…

Article
Bead Setting Method – Part 3

In past issues of BENCH magazine, I have dealt heavily on making a bead raiser and using it to bead set diamonds, and I have a CD on this topic for sale. Some of you out there are probably asking, “Gerry, there must be an easier method to secure…

Article
A Crowning Achievement Part 1

Often jewelers are called upon to hand fabricate a crown to fit a stone. This is necessary when either the stone is a non-standard shape, or the crown needs to fit a particular design. Although one will seldom hand fabricate a simple round basket…

Article
Fish Tail Setting

This wonderful style of setting has been around the world of stone setting for many, many years. As you can observe in the picture, the simple but ornate way the initial layout is formed is the whole clincher to this intricate setting design.…

Article
Flush Mount Diamond Setting

Flush setting, or “gypsy setting” as it is sometimes known, is a somewhat exacting and delicate setting technique. The main reason it is called flush setting, and the key to the whole process, is that the table of the gemstone must…

Article
Diamond, The Brilliant Ice

Currently identified with love, diamonds are the gemstone of choice in engagement, wedding, and anniversary rings. Contrary to popular belief, we have not always given diamonds as love tokens. That custom results from modern marketing…

Article
Diamond Grading System

One of the important reasons for the dominance of diamond in the gem market is the existence of a comprehensive and internationally-accepted system of quality analysis. This allows us common folk to buy with confidence, for with a diamond…

Article
Diamond Setting Hints

When setting a series of diamonds in a row, I use a 156C and just touch the inside wall of the hole. This way each and every diamond will sit at the same level and be correctly placed.

Article
Diamond Setting Applications

What is one of the causes of a “rippling or jagged” effect around an inside cutting edge in a Gypsy or Flush setting? How can this be avoided? When an edge of a cutting tool (of any shape) glances over or hits a facet it will ride above that face. In…

Article
Diamond Gemstone Properties

If you are shopping for a large diamond, .75 carat or more, you should look for a loose stone, or ask the stone be removed from the mounting if possible. When it is loose ask to see the stone weighed. Have the seller show you its color grade and show…