Diamond Education

At Guthries we strongly believe in you the diamond buyer being fully informed. This Diamond Education section strives to empower you to make wise choices that exactly meet your requirements.
All Guthries diamonds are independently certified by unbiased labs. Using the information provided by the certifier the educated diamond buyer can know exactly what you are buying with confidence.
You will find that understanding precisely what you are buying is very straight forward and simple to understand.

Diamond Selection
Learn to make wise choices when selecting your diamond. All certified diamonds have a lot of attached information from which you can make an informed choice.

Learn More about Diamond Selection

Certificates
Diamond quality is certified by Independent gemmological laboratories. Each certificate very accurately describes a loose diamond in terms of its 4C’s.
Based on the certificate information you can determine the beauty and value of the diamond. It is important that you pay close attention to the information on the certificate.

Learn More about Diamond Certificates

Diamond Shapes
Diamonds are cut into a variety of shapes to bring out their beauty, fire and brilliance.
Shape selection is one of the first decisions that diamond buyer makes. There is no one shape that is better than another as shape is very much about your personal preference.

Learn More about Diamond Shapes

Carat
Carat is the weight of the diamond. Carat has a very large affect on diamond prices.
The best approach is to decide of the other quality attributes then maximize the diamond size while staying within your budget.

Learn More about Diamond Carat

Color
High color gives you a vividly white diamond. Color is rated by a letter of the alphabet starting at D. We recommend that you keep the color at G or better.
Color affects prices less than clarity and size so we recommend that you keep the color at G or better.

Learn More about Diamond Color

Clarity
Clarity refers to the presence (or absence) of impurities, blemishes or other identifying characteristics within a diamond.
Clarity affects prices greatly and must be chosen carefully. We recommend that clarities of Very Slightly Included 2 (VS2) or Slightly Included 1 (SI1) as offering the best balance.

Learn More about Diamond Clarity

Cut
Cut is very important as a well cut diamond maximizes the light that reflects directly through the top of the diamond. A poorly cut diamond often looks like glass and dull.
Cut grade affects prices less than clarity and size so we recommend that you keep the cut level at Very Good or better.

Learn More about Diamond Cut

Go to Diamond Search

Diamond Search. Click Here