What is the depth of a diamond?

Asked By: Carmo Lux | Last Updated: 13th February, 2020
Category: hobbies and interests jewelry making
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Diamond depth is a crucial factor of a diamond's cut. The depth of diamond is its height (in millimeters) measured from the culet (bottom tip) to the table (flat, top surface). On a grading report, there are normally two measurements of diamond depth.

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Likewise, what is a good depth for a diamond?

Round Diamond - Cut Guide

EXCELLENT VERY GOOD
Table % 53 - 58 52 - 53 or 58 - 60
Depth % 59 - 62.3 58 - 58.9 or 62.4 - 63.5
Crown Angle 34 - 34.9 32.1 - 33.9 or 35 - 35.9
Pavilion Depth 42.8 - 43.2 42 - 42.7 or 43.3 - 43.9

Subsequently, question is, what is the table of a diamond? The diamond's table is the flat surface on the very top of the stone that resembles an actual table top. As the largest facet of a diamond, the table reflects and refracts light, making the diamond more brilliant. However, a larger table does not always mean a more brilliant stone.

Simply so, how important is the depth of a diamond?

Depth is important because it is one factor that contributes to the diamond's overall cut grade. Diamonds with a lower depth percentage carry most of their weight on the top, which means the diamond will appear larger when you look down at it.

What is the ideal table percentage in a diamond?

60 percent

27 Related Question Answers Found

Which diamond cut is most expensive?

The most expensive diamond cut is the round brilliant
And it's not just because it's the most in-demand: The round brilliant has the most facets of any shape, which require more precision work, and cutters have to discard more of the rough diamond, so you essentially pay for a larger stone than you end up with.

What are the perfect diamond dimensions?

History of Brilliance
Most Fancy Cut Diamonds:
Cut Depth% Length to Width Ratio
Ideal Princess Cut 64-73 Rectangular: 1.49 -1.73
Ideal Oval Cut 57-62
Ideal Radiant Cut 61-67 Square: 1.00-1.05

Does the depth of a diamond matter?

Also, depth is deemed acceptable within a certain range, with any value between 56.5 and 65 percent considered good. However, the ideal depth is between 62.9 and 59.5 percent. For those of us also looking to get the largest size out of a diamond, depth matters in terms of where the weight of the stone is located.

Do I want fluorescence in a diamond?

Is diamond fluorescence good or bad? Fluorescence can be good or bad: it can improve a diamond's color or make the diamond look hazy. When diamonds have Slight or Faint Blue Fluorescence, for example, they don't appear cloudy. In fact, the slight fluorescence can make the diamond appear more white.

How do you measure the depth of a diamond?


Simply divide the depth of the diamond, by the average diameter. In this case, the depth of the diamond is 4.00 and the average diameter is 6.505. The calculation will look like this 4.00 / 6.505 = 0.614 then you'll just move the decimal two spots to the right, and the total depth of the diamond is 61.4%.

Which diamond cut sparkles most?

Brilliant cut diamonds were designed to have the most facets and the most sparkle. Of these, the modern round brilliant diamond cut is the most popular. With 57 (sometimes 58) facets, the classic round shape paired with numerous facets grabs the light better than any other diamond shape.

What is the ideal cut for a round diamond?

An ideal cut diamond is a round, brilliant, or princess cut diamond that is cut to ideal proportions and angles and has excellent polish and symmetry ratings. An ideal cut diamond reflects almost all the light that enters it, and is among the rarest cuts.

What is round diamond cut called?

Brilliant cut: This pattern is cut in a way for the maximum light return through the top of the diamond. Usually, this refers to the classic round diamond. The modern brilliant cut has 57 facets. The modified brilliant family includes: oval, pear, marquise, and heart.

Does a bigger table make a diamond look bigger?

Table sizes over 60% have a larger spread or diameter for their carat weight; there is less weight in the crown. You get a bigger looking rock for less cash. Smaller table diamonds can have more fire and sparkles but measure a bit smaller for their carat weight.

What is pavilion depth diamond?


Pavilion Depth is a portion of the overall diamond Depth and represents the height of a diamond Pavilion or the distance from the Girdle to the bottom of Pavilion, called Culet. So, if the Certificate specifies the Pavilion Depth is above 43.5% or below 42.5% – the diamond's sparkle will be diminished.

What is the best diamond color?

D Color Diamonds (Absolutely Colorless)
D color diamond is the highest grade and is extremely rare—the highest color grade that money can buy.

What is a triple Ex diamond?

A 3EX (triple excellent) is a diamond that has been cut with superior craftsmanship and achieves a grade of Excellent in its proportions, polish and symmetry and the supply of these stones, the ultimate in diamonds, is limited.

What does polish mean on a diamond?

Diamond Polish. Polish defects on diamond surface. Polish refers to the degree of smoothness of each facet of a diamond as measured by a gemologist. When a diamond is cut and polished, microscopic surface defects may be created by the polishing wheel as it drags tiny dislodged crystals across the diamond's surface.

What is LW ratio in a diamond?


L-W Ratio. L-W RATIO. Length-to-Width Ratio –The length-to-width ratio compares the length of a diamond to its width to show how elongated a fancy-shaped diamond appears when viewed from the top.

How do you read diamond dimensions?

MEASUREMENTS Diamond dimensions listed as “minimum diameter – maximum diameter x depth” for round diamonds and “length x width x depth” for fancy-shaped diamonds. 5. CARAT WEIGHT Weight given in carats, recorded to the nearest hundredth of a carat. One carat is equal to 1/5 of a gram.

What is the crown of a diamond?

Crown: This is the top of the diamond, which includes a large flat area, called the table, and a number of facets. The main function of the crown is to disperse the light that enters the diamond into white light, which gives the diamond its brilliance.