Diamonds Size Chart by MM and Diamonds Shape Chart
Take advantage of the useful tools when you are going to calculate diamond sizes and diamond grading. Especially, when you are buying custom-made jewelry that will help you measure weight, shape, and size of diamonds you need to complete your design.
Diamonds sold by the carat, diamond sizes, and prices, however, most think about a carat regarding size. Today, a carat is equivalent to precisely 0.2 grams (about the weight of a paper cut).
Diamonds equivalent to carat weight can have altogether different expenses due to the 4Cs (cut, shade, and clarity). In understanding the essentialness of carat weight, know thy accomplice. By then, other criteria will tackle more essentialness. Most ladies can let you know the carat weight and state of their perfect precious stone, and most men can let you know the cost.
Carat size increases with the increase of diamond sizes as the bigger a diamond, the rare it is. Fewer than one in 1000000 mined diamonds are large enough to produce a finished 1 one carat diamond. So, as carat weight unit increases, you will typically pay more on a price-per-carat basis.
Size of Diamonds by MM
Despite the fact that the cost of diamond builds exponentially with the carat weight, the genuine size does not. The table underneath represents the ordinary size relationship between jewels of expanding carat weights. Note that when carat weight triples (from 1 to 3 carats), distinguished size triples also, however, the breadth expands just 45% (from 6.50 to 9.40), and crown territory (the surface range noticeable when diamonds are situated) doubles.
Round Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
0.8 mm. | 0.0025 ct. | 7 mm. | 1.30 ct. | |||
1 mm. | 0.005 ct. | 7.3 mm. | 1.50 ct. | |||
1.12 mm. | 0.0067 ct. | 7.5 mm. | 1.67 ct. | |||
1.15 mm. | 0.0075 ct. | 7.75 mm. | 1.75 ct. | |||
1.25 mm. | 0.01 ct. | 8 mm. | 2.00 ct. | |||
1.3 mm. | 0.01 ct. | 8.25 mm. | 2.11 ct. | |||
1.5 mm. | 0.015 ct. | 8.5 mm. | 2.43 ct. | |||
1.75 mm. | 0.02 ct. | 8.7 mm. | 2.50 ct. | |||
1.8 mm. | 0.025 ct. | 9 mm. | 2.75 ct. | |||
2 mm. | 0.03 ct. | 9.1 mm. | 3.00 ct. | |||
2.25 mm. | 0.04 ct. | 9.5 mm. | 3.35 ct. | |||
2.5 mm. | 0.06 ct. | 9.75 mm. | 3.61 ct. | |||
2.75 mm. | 0.08 ct. | 10 mm. | 3.87 ct. | |||
3 mm. | 0.11 ct. | 10.25 mm. | 4.16 ct. | |||
3.25 mm. | 0.14 ct. | 10.5 mm. | 4.41 ct. | |||
3.5 mm. | 0.17 ct. | 10.75 mm. | 4.57 ct. | |||
3.75 mm. | 0.21 ct. | 11 mm. | 4.91 ct. | |||
4 mm. | 0.25 ct. | 11.25 mm. | 5.49 ct. | |||
4.25 mm. | 0.28 ct. | 11.5 mm. | 5.85 ct. | |||
4.5 mm. | 0.36 ct. | 12 mm. | 6.84 ct. | |||
4.75 mm. | 0.44 ct. | 12.25 mm. | 7.26 ct. | |||
5.0 mm. | 0.50 ct. | 12.5 mm. | 7.36 ct. | |||
5.25 mm. | 0.56 ct. | 12.75 mm. | 7.52 ct. | |||
5.5 mm. | 0.66 ct. | 13 mm. | 8.51 ct. | |||
5.75 mm. | 0.75 ct. | 13.5 mm. | 9.53 ct. | |||
6 mm. | 0.84 ct. | 14 mm. | 10.49 ct. | |||
6.25 mm. | 0.93 ct. | 15 mm. | 12.89 ct. | |||
6.5 mm. | 1.00 ct. | 16 mm. | 16.06 ct. | |||
6.8 mm. | 1.25 ct. |
Princess Shape Diamond Size MM Chart
MM Size
Carat Weight
MM Size
Carat Weight
1.5 mm.
0.015 ct.
6.5 mm.
1.50 ct.
1.75 mm.
0.03 ct.
6.75 mm.
1.75 ct.
2 mm.
0.06 ct.
7 mm.
2.00 ct.
2.25 mm.
0.08 ct.
7.25 mm.
2.01 ct.
2.5 mm.
0.10 ct.
7.5 mm.
2.50 ct.
2.75 mm.
0.13 ct.
7.75 mm.
2.74 ct.
3 mm.
0.18 ct.
8 mm.
3.00 ct.
3.25 mm.
0.26 ct.
8.25 mm.
3.24 ct.
3.5 mm.
0.29 ct.
8.5 mm.
3.67 ct.
3.75 mm.
0.31 ct.
8.75 mm.
4.10 ct.
4 mm.
0.39 ct.
9 mm.
4.12 ct.
4.25 mm.
0.44 ct.
9.5 mm.
5.09 ct.
4.5 mm.
0.50 ct.
9.75 mm.
5.36 ct.
4.75 mm.
0.64 ct.
10 mm.
5.62 ct.
5 mm.
0.75 ct.
10.25 mm.
5.76 ct.
5.25 mm.
0.90 ct.
10.5 mm.
5.99 ct.
5.5 mm.
1.00 ct.
11 mm.
7.44 ct.
5.75 mm.
1.11 ct.
11.5 mm.
9.44 ct.
6 mm.
1.25 ct.
12 mm.
9.52 ct.
6.25 mm.
1.39 ct.
Cushion Shape Diamond Size MM Chart
MM Size
Carat Weight
MM Size
Carat Weight
4.2 mm.
0.40 ct.
8 mm.
3.00 ct.
4.9 mm.
0.50 ct.
8.5 mm.
3.50 ct.
5.25 mm.
0.75 ct.
9 mm.
4.12 ct.
5.5 mm.
1.00 ct.
9.5 mm.
5.09 ct.
6 mm.
1.25 ct.
10 mm.
5.62 ct.
6.5 mm.
1.50 ct.
11 mm.
7.44 ct.
7 mm.
2.00 ct.
12 mm.
9.52 ct.
7.5 mm.
2.50 ct.
13 mm.
12.66 ct.
Oval Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
4.5x3.5 mm. | 0.21 ct. | 10x8 mm. | 2.50 ct. | |||
5x3 mm. | 0.21 ct. | 10.5x8.5 mm. | 2.88 ct. | |||
5.5x3.5 mm. | 0.33 ct. | 12x8 mm. | 3.00 ct. | |||
5x4 mm. | 0.35 ct. | 11x9 mm. | 3.85 ct. | |||
6x4 mm. | 0.50 ct. | 12x10 mm. | 5.05 ct. | |||
6x5 mm. | 0.61 ct. | 14x10 mm. | 5.81 ct. | |||
6.5x4.5 mm. | 0.65 ct. | 13x11 mm. | 6.05 ct. | |||
7x5 mm. | 0.75 ct. | 14x12 mm. | 8.21 ct. | |||
7.7x5.7 mm. | 1.00 ct. | 15x12 mm. | 8.76 ct. | |||
8x6 mm. | 1.25 ct. | 16x12 mm. | 9.32 ct. | |||
9x6 mm. | 1.41 ct. | 16x14 mm. | 11.88 ct. | |||
8.5x6.5 mm. | 1.50 ct. | 18x13 mm. | 12.86 ct. | |||
9x7 mm. | 2.00 ct. | 20x15 mm. | 14.96 ct. |
Emerald Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
3x2 mm. | 0.10 ct. | 9x7 mm. | 2.50 ct. | |||
3.5x2 mm. | 0.12 ct. | 10x7.5 mm. | 3.00 ct. | |||
4x2 mm. | 0.15 ct. | 9.5x7.5 mm. | 3.21 ct. | |||
4x3 mm. | 0.20 ct. | 10x8 mm. | 3.79 ct. | |||
5x3 mm. | 0.29 ct. | 11x9 mm. | 5.21 ct. | |||
5.5x3.5 mm. | 0.46 ct. | 12x8 mm. | 5.34 ct. | |||
6x4 mm. | 0.50 ct. | 12x10 mm. | 6.00 ct. | |||
6.5x4.5 mm. | 0.75 ct. | 14x8 mm. | 6.25 ct. | |||
6.7x4.5 mm. | 0.88 ct. | 13x9 mm. | 6.38 ct. | |||
7x5 mm. | 1.00 ct. | 14x10 mm. | 8.48 ct. | |||
7.3x5.3 mm. | 1.25 ct. | 13x11 mm. | 9.13 ct. | |||
7.5x5.5 mm. | 1.50 ct. | 14x12 mm. | 11.26 ct. | |||
8x6 mm. | 1.75 ct. | 16x12 mm. | 14.22 ct. | |||
8.5x6.5 mm. | 2.00 ct. |
Heart Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
3.5 mm. | 0.18 ct. | 8 mm. | 2.00 ct. | |||
4 mm. | 0.25 ct. | 8.5 mm. | 2.50 ct. | |||
4.25 mm. | 0.28 ct. | 9 mm. | 3.00 ct. | |||
4.5 mm. | 0.34 ct. | 10 mm. | 3.50 ct. | |||
4.75 mm. | 0.38 ct. | 11 mm. | 4.41 ct. | |||
5 mm. | 0.50 ct. | 12 mm. | 5.66 ct. | |||
5.5 mm. | 0.61 ct. | 13 mm. | 7.88 ct. | |||
6 mm. | 0.75 ct. | 14 mm. | 9.38 ct. | |||
6.25 mm. | 0.83 ct. | 15 mm. | 10.79 ct. | |||
6.5 mm. | 1.00 ct. | 16 mm. | 13.27 ct. | |||
7 mm. | 1.25 ct. | 18 mm. | 15.33 ct. | |||
7.5 mm. | 1.50 ct. |
Pear Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
3x2 mm. | 0.13 ct. | 12x8 mm. | 3.00 ct. | |||
4x2.5 mm. | 0.18 ct. | 12x7 mm. | 3.12 ct. | |||
4x3 mm. | 0.21 ct. | 12x9 mm. | 3.44 ct. | |||
5x3 mm. | 0.25 ct. | 14x8 mm. | 3.47 ct. | |||
5x4 mm. | 0.35 ct. | 13x9 mm. | 4.11 ct. | |||
6x4 mm. | 0.50 ct. | 14x9 mm. | 4.25 ct. | |||
6.5x4.5 mm. | 0.60 ct. | 15x9 mm. | 5.06 ct. | |||
7x5 mm. | 0.75 ct. | 14x10 mm. | 5.41 ct. | |||
7.5x5.5 mm. | 0.85 ct. | 13x11 mm. | 5.65 ct. | |||
7.7x5.7 mm. | 1.00 ct. | 15x10 mm. | 5.75 ct. | |||
8x6 mm. | 1.25 ct. | 16x9 mm. | 5.86 ct. | |||
8.5x6.5 mm. | 1.50 ct. | |||||
10x6 mm. | 1.71 ct. | |||||
8.7x6.7 mm. | 1.80 ct. | |||||
9x7 mm. | 2.00 ct. | |||||
10x8 mm. | 2.50 ct. | |||||
11x7.50 mm. | 2.61 ct. | |||||
13x8 mm. | 2.98 ct. | |||||
11x8 mm. | 3.00 ct. |
Marquise Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
3x1.5 mm. | 0.025 ct. | 9.5x4.7 mm. | 0.85 ct. | |||
3.5x1.75 mm. | 0.065 ct. | 10x5 mm. | 1.00 ct. | |||
3.5x2 mm. | 0.07 ct. | 11x5.5 mm. | 1.25 ct. | |||
4x2 mm. | 0.10 ct. | 11.5x6 mm. | 1.33 ct. | |||
3.75x1.75 mm. | 0.11 ct. | 12x6 mm. | 1.50 ct. | |||
4.25x2.25 mm. | 0.12 ct. | 13x6.5 mm. | 2.00 ct. | |||
5x2.5 mm. | 0.14 ct. | 14x7 mm. | 2.50 ct. | |||
5.5x2.75 mm. | 0.16 ct. | 15x7 mm. | 3.00 ct. | |||
5.5x3 mm. | 0.18 ct. | 14x8 mm. | 3.00 ct. | |||
5x3 mm. | 0.20 ct. | 15x7.5 mm. | 3.25 ct. | |||
6.5x3 mm. | 0.23 ct. | 15x8 mm. | 3.44 ct. | |||
6x3 mm. | 0.25 ct. | |||||
7x3 mm. | 0.30 ct. | |||||
7.5x3.5 mm. | 0.33 ct. | |||||
7x4 mm. | 0.34 ct. | |||||
8x4 mm. | 0.50 ct. | |||||
8.75x4.25 mm. | 0.70 ct. | |||||
9x4.5 mm. | 0.75 ct. |
Asscher Shape Diamond Size MM Chart | ||||||
MM Size |
Carat Weight |
MM Size |
Carat Weight | |||
4 mm. | 0.39 ct. | 8 mm. | 3.00 ct. | |||
4.5 mm. | 0.50 ct. | 8.5 mm. | 3.50 ct. | |||
5 mm. | 0.75 ct. | 9 mm. | 4.12 ct. | |||
5.5 mm. | 1.00 ct. | 9.5 mm. | 5.09 ct. | |||
6 mm. | 1.25 ct. | 10 mm. | 5.62 ct. | |||
6.5 mm. | 1.50 ct. | 11 mm. | 7.44 ct. | |||
7 mm. | 2.00 ct. | 12 mm. | 9.52 ct. | |||
7.5 mm. | 2.50 ct. | 13 mm. | 12.66 ct. |
|
Comparisons between Diameter and Crown
Diameter: The estimations relate to the shape indicated above, and are average for superb cut precious stones of 1-carat weight.
Crown Area - The aggregate surface zone (mm2). The territory gives the accurate size of the diamond. For instance, while the oval diamond seems bigger than the round one, the real surface range is the same for the two shapes, but the contrast in size not. Interestingly, the oval not just seems bigger than the princess cut, it really has a bigger surface region.
When seeing jewels on Queen Jewels, check the estimations recorded for each diamonds to comprehend its size. The length and width will let you know precisely how extensive the precious stone will show up when seen from above.
Diamond shapes and cuts
Basically all jewel cuts sold for utilization in adornments are one of ten round or extravagant precious stone shapes. The most famous jewel shapes are:
Diamond shapes are varied. The most popular diamond shape is Round Brilliant Cut Diamond. The other popular diamond shapes in order of demands are below
· Princess Cut Diamond
· Emerald Cut Diamond
· Heart Shape Diamond
· Marquise cut Diamond
· Pear Cut Diamond
· Oval Cut Diamond
· Triangle Cut Diamond
· Radiant Cut Diamond
· Ascher Cut Diamond
· Mix Fancy Cut Diamond