Quality Specifications Explained
Diamond Carat Categorization
1/2 carat = 0.45ct - 0.69ct
3/4 carat = 0.70ct - 0.89ct
1 carat = 0.90ct - 1.39ct
1.5 carat = 1.4ct - 1.79ct
2 carat = 1.8ct - 2.39ct
2.5 carat = 2.4ct - 2.79ct
> 3 carat = > 2.8ct
Diamond Cut Grade
EX - Excellent
VG - Very Good
G - Good
F - Fair
P - Poor
Diamond Clarity
The GIA Diamond Clarity Scale has 6 categories, some of which are divided, for a total of 11 specific grades.
- Flawless (FL) No inclusions and no blemishes visible under 10x magnification
- Internally Flawless (IF) No inclusions visible under 10x magnification
- Very, Very Slightly Included (VVS1 and VVS2) Inclusions so slight they are difficult for a skilled grader to see under 10x magnification
- Very Slightly Included (VS1 and VS2) Inclusions are observed with effort under 10x magnification, but can be characterized as minor
- Slightly Included (SI1 and SI2) Inclusions are noticeable under 10x magnification
- Included (I1, I2, and I3) Inclusions are obvious under 10x magnification which may affect transparency and brilliance
Courtesy GIA
Diamond Color
Diamond color evaluation is based on the absence of color.
The GIA color grading system is as follow:
D - F = Colorless
G - J = Near Colorless
K - M = Faint
N - R = Very Light
S - Z = Light
The Rothschild Promise
Natural Diamonds
All our diamonds come from the earth.
They carry within them the mysteries of the earth as they formed over billions of years.
They earn their strength by withstanding extreme pressure and temperatures.
Consequently, they are real diamonds
Sustainable Diamonds
We only deal in natural diamonds, but we do not dig for diamonds.
As part of our commitment to sustainability, we source our diamonds from pre-loved fine jewelry pieces.
We then recut them into modern shapes to optimize their exceptional characteristics.
Vertically Integrated
At Diamonds by Rothschild, we are proud to be part of a larger network of businesses in the diamond niche.
Through our extensive network, we buy diamonds and jewelry. These diamonds are recut to improve their value. Subsequently, we sell these improved loose diamonds, back to the market. Additionally, we manufacture jewelry that we resell in our retail store.
As a result, we are able to supply you with an exceptional customer experience.
Do you require
Diamond Financing
We have partnered with Synchrony to offer you flexible and affordable financing for any diamonds, engagement rings, wedding rings, or fine jewelry.
Do you require
Custom Jewelry Services
Now that you have found the perfect diamond, let us assist you in creating the jewelry piece of your dreams.
Let's co-create!
More Services at our Pittsburgh Jewelry Store
Jewelry Appraisals
Our expert appraisers are American Gemological Society (AGS) certified.
This ensures accurate and reliable diamond and jewelry valuations.
Jewelry Buying
We buy gold, diamonds, and fine jewelry.
Sell us your unused items, and update your diamond jewelry collection with something different available at our Pittsburgh showroom.
Jewelry Repair
Jewelry repair including ring resizing, prong tightening, stone resetting, and jewelry polishing and cleaning.
We offer personalized services and state-of-the-art technology.