Free Expedited Shipping + Free Returns.

Design
Your Ring

Choose Diamond

Choose Setting

Complete your Ring

Filters

Delivery Date

Diamond Shape

Shape is the silhouette of a diamond when viewed from the top. Diamonds are commonly available in 10 different shapes.
Round Princess Emerald Asscher Oval Cushion Radiant Pear Heart
Oscar

85% of diamonds sold are round, princess and cushion shapes. Currently trending? Ovals and emeralds.

Learn More

Diamond Price

Carat Weight

Cut Grade

Color Grade

Clarity Grade

Advanced Options

Showing 66 cushion cut 1.8 carat  diamonds

Best sellers
Most viewed
Best sparkle
Shape Carat Cut Color Clarity Polish Sym. Fluor. Table Depth Culet L/W Agency Price
Diamond Shape
Very GoodCut
HColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
68.2Depth
NCulet
1.05L/W
GIAAgency
$9,954Price

1.81 Carat Cushion Diamond

SKUD-RPR61W
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth68.2%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.05
Measurements7.02mm x 6.66mm x 4.54mm
$9,954
Diamond Shape
Very GoodCut
HColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
68.7Depth
NCulet
1.03L/W
GIAAgency
$10,703Price

1.82 Carat Cushion Diamond

SKUD-NN17NR
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth68.7%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.03
Measurements7.07mm x 6.88mm x 4.73mm
$10,703
Diamond Shape
Very GoodCut
HColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
67.9Depth
NCulet
1.01L/W
GIAAgency
$11,816Price

1.83 Carat Cushion Diamond

SKUD-N021VR
PolishExcellent
SymmetryExcellent
Fluor.None
Table60.0%
Depth67.9%
CuletNone
GirdleMedium to Slightly Thick
LxW Ratio1.01
Measurements7.06mm x 7.02mm x 4.77mm
$11,816
Diamond Shape
Very GoodCut
GColor
VS2Clarity
EXPolish
EXSym.
FaintFluor.
58.0Table
67.9Depth
NCulet
1.05L/W
GIAAgency
$12,794Price

1.85 Carat Cushion Diamond

SKUD-NP53Q7
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table58.0%
Depth67.9%
CuletNone
GirdleSlightly Thick to Slightly Thick
LxW Ratio1.05
Measurements7.31mm x 6.94mm x 4.71mm
$12,794
Diamond Shape
Very GoodCut
IColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
69.0Depth
NCulet
1.00L/W
GIAAgency
$9,239Price

1.8 Carat Cushion Diamond

SKUD-NN1RJQ
PolishExcellent
SymmetryExcellent
Fluor.None
Table62.0%
Depth69.0%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.0
Measurements6.97mm x 6.95mm x 4.80mm
$9,239
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
61.0Table
68.9Depth
NCulet
1.03L/W
GIAAgency
$10,106Price

1.81 Carat Cushion Diamond

SKUD-2YNP0X
PolishExcellent
SymmetryExcellent
Fluor.None
Table61.0%
Depth68.9%
CuletNone
GirdleThick to Thick
LxW Ratio1.03
Measurements7.08mm x 6.90mm x 4.75mm
$10,106
Diamond Shape
Very GoodCut
GColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
68.5Depth
NCulet
1.04L/W
GIAAgency
$11,570Price

1.82 Carat Cushion Diamond

SKUD-RH70YH
PolishExcellent
SymmetryExcellent
Fluor.None
Table62.0%
Depth68.5%
CuletNone
GirdleThin to Slightly Thick
LxW Ratio1.04
Measurements6.99mm x 6.75mm x 4.62mm
$11,570
Diamond Shape
Very GoodCut
HColor
VVS2Clarity
EXPolish
EXSym.
FaintFluor.
60.0Table
68.2Depth
NCulet
1.00L/W
GIAAgency
$11,816Price

1.83 Carat Cushion Diamond

SKUD-NQ03Y7
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table60.0%
Depth68.2%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.0
Measurements7.06mm x 7.04mm x 4.80mm
$11,816
Diamond Shape
Very GoodCut
IColor
VVS2Clarity
EXPolish
EXSym.
NoneFluor.
65.0Table
68.0Depth
NCulet
1.10L/W
GIAAgency
$9,865Price

1.8 Carat Cushion Diamond

SKUD-N7702R
PolishExcellent
SymmetryExcellent
Fluor.None
Table65.0%
Depth68.0%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.1
Measurements7.49mm x 6.79mm x 4.62mm
$9,865
Diamond Shape
Very GoodCut
IColor
VVS2Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
67.1Depth
NCulet
1.08L/W
GIAAgency
$9,971Price

1.82 Carat Cushion Diamond

SKUD-R1J20K
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth67.1%
CuletNone
GirdleMedium to Slightly Thick
LxW Ratio1.08
Measurements7.42mm x 6.85mm x 4.60mm
$9,971
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
EXSym.
FaintFluor.
59.0Table
68.4Depth
NCulet
1.01L/W
GIAAgency
$9,861Price

1.8 Carat Cushion Diamond

SKUD-N6RV7W
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table59.0%
Depth68.4%
CuletNone
GirdleSlightly Thick to Slightly Thick
LxW Ratio1.01
Measurements7.05mm x 7.01mm x 4.79mm
$9,861
Diamond Shape
Very GoodCut
GColor
VS1Clarity
EXPolish
EXSym.
MediumFluor.
59.0Table
68.6Depth
NCulet
1.07L/W
GIAAgency
$11,426Price

1.8 Carat Cushion Diamond

SKUD-RHHW25
PolishExcellent
SymmetryExcellent
Fluor.Medium
Table59.0%
Depth68.6%
CuletNone
GirdleThin to Thick
LxW Ratio1.07
Measurements7.01mm x 6.58mm x 4.52mm
$11,426
Diamond Shape
Very GoodCut
FColor
SI1Clarity
EXPolish
VGSym.
NoneFluor.
62.0Table
67.6Depth
NCulet
1.14L/W
GIAAgency
$12,375Price

1.82 Carat Cushion Diamond

SKUD-RH7RSB
PolishExcellent
SymmetryVery Good
Fluor.None
Table62.0%
Depth67.6%
CuletNone
GirdleMedium to Thick
LxW Ratio1.14
Measurements7.74mm x 6.80mm x 4.59mm
$12,375
Diamond Shape
Very GoodCut
GColor
VVS1Clarity
EXPolish
EXSym.
FaintFluor.
63.0Table
68.3Depth
NCulet
1.04L/W
GIAAgency
$12,497Price

1.8 Carat Cushion Diamond

SKUD-RJVFSK
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table63.0%
Depth68.3%
CuletNone
GirdleThin to Slightly Thick
LxW Ratio1.04
Measurements7.27mm x 6.98mm x 4.77mm
$12,497
Diamond Shape
Very GoodCut
FColor
VS1Clarity
EXPolish
EXSym.
FaintFluor.
57.0Table
65.7Depth
NCulet
1.13L/W
GIAAgency
$14,278Price

1.8 Carat Cushion Diamond

SKUD-RHY3VK
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table57.0%
Depth65.7%
CuletNone
GirdleThin to Thick
LxW Ratio1.13
Measurements7.45mm x 6.59mm x 4.33mm
$14,278
Diamond Shape
Very GoodCut
GColor
SI1Clarity
EXPolish
EXSym.
FaintFluor.
61.0Table
68.4Depth
NCulet
1.06L/W
GIAAgency
$10,564Price

1.8 Carat Cushion Diamond

SKUD-RHHM78
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table61.0%
Depth68.4%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.06
Measurements7.00mm x 6.63mm x 4.53mm
$10,564
Diamond Shape
Very GoodCut
GColor
VS1Clarity
EXPolish
VGSym.
MediumFluor.
62.0Table
68.1Depth
NCulet
1.02L/W
GIAAgency
$11,605Price

1.8 Carat Cushion Diamond

SKUD-RHHQ11
PolishExcellent
SymmetryVery Good
Fluor.Medium
Table62.0%
Depth68.1%
CuletNone
GirdleThin to Very Thick
LxW Ratio1.02
Measurements6.75mm x 6.65mm x 4.52mm
$11,605
Diamond Shape
Very GoodCut
HColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
68.8Depth
NCulet
1.00L/W
GIAAgency
$11,742Price

1.82 Carat Cushion Diamond

SKUD-2YNPYW
PolishExcellent
SymmetryExcellent
Fluor.None
Table62.0%
Depth68.8%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.0
Measurements6.99mm x 6.97mm x 4.80mm
$11,742
Diamond Shape
Very GoodCut
EColor
SI1Clarity
EXPolish
VGSym.
NoneFluor.
61.0Table
67.8Depth
NCulet
1.08L/W
GIAAgency
$12,100Price

1.81 Carat Cushion Diamond

SKUD-PWRPRP
PolishExcellent
SymmetryVery Good
Fluor.None
Table61.0%
Depth67.8%
CuletNone
GirdleSlightly Thick to Slightly Thick
LxW Ratio1.08
Measurements7.26mm x 6.70mm x 4.54mm
$12,100
Diamond Shape
Very GoodCut
HColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
68.5Depth
NCulet
1.01L/W
GIAAgency
$12,479Price

1.81 Carat Cushion Diamond

SKUD-2YW133
PolishExcellent
SymmetryExcellent
Fluor.None
Table62.0%
Depth68.5%
CuletNone
GirdleMedium to Thick
LxW Ratio1.01
Measurements7.04mm x 6.95mm x 4.76mm
$12,479
Diamond Shape
Very GoodCut
GColor
VVS2Clarity
EXPolish
EXSym.
FaintFluor.
61.0Table
68.5Depth
NCulet
1.06L/W
GIAAgency
$12,980Price

1.82 Carat Cushion Diamond

SKUD-RHHP5X
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table61.0%
Depth68.5%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.06
Measurements7.03mm x 6.61mm x 4.53mm
$12,980
Diamond Shape
Very GoodCut
FColor
VS1Clarity
EXPolish
VGSym.
MediumFluor.
60.0Table
68.7Depth
NCulet
1.04L/W
GIAAgency
$14,077Price

1.8 Carat Cushion Diamond

SKUD-RHR7H6
PolishExcellent
SymmetryVery Good
Fluor.Medium
Table60.0%
Depth68.7%
CuletNone
GirdleSlightly Thick to Very Thick
LxW Ratio1.04
Measurements6.85mm x 6.59mm x 4.52mm
$14,077
Diamond Shape
Very GoodCut
JColor
VVS2Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
68.9Depth
NCulet
1.04L/W
GIAAgency
$7,677Price

1.8 Carat Cushion Diamond

SKUD-N1H5VQ
PolishExcellent
SymmetryExcellent
Fluor.None
Table60.0%
Depth68.9%
CuletNone
GirdleThick to Very Thick
LxW Ratio1.04
Measurements7.15mm x 6.85mm x 4.72mm
$7,677
Diamond Shape
Very GoodCut
GColor
SI1Clarity
EXPolish
VGSym.
StrongFluor.
60.0Table
67.8Depth
NCulet
1.00L/W
GIAAgency
$9,174Price

1.81 Carat Cushion Diamond

SKUD-RSS6R7
PolishExcellent
SymmetryVery Good
Fluor.Strong
Table60.0%
Depth67.8%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.0
Measurements6.76mm x 6.75mm x 4.58mm
$9,174
Diamond Shape
Very GoodCut
HColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
64.0Table
67.6Depth
NCulet
1.01L/W
GIAAgency
$9,349Price

1.8 Carat Cushion Diamond

SKUD-5S79N6
PolishExcellent
SymmetryExcellent
Fluor.None
Table64.0%
Depth67.6%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.01
Measurements6.76mm x 6.67mm x 4.51mm
$9,349
 One moment please...

Shop our expanded selection of Cushion Cut, 1.8 Carat diamonds and build the perfect women's wedding ring today. Each of Ritani's ethically sourced loose diamonds comes with its very own GIA or AGSL certification report, detailing the diamond's 4C grades. Once you've selected your perfect stone, choose from a diverse range of engagement ring styles, including elegant solitaire and vintage halo ring settings. Contact our expert virtual gemologist or our superb New York based customer service team if you need help or guidance while choosing and purchasing your diamond. You can preview your diamond or completed engagement ring at any one of our local jeweler partners, located all over the US.


Chat Now