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
Oscar1

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 53 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
$9,855Price

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
$9,855
Diamond Shape
Very GoodCut
HColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
67.9Depth
NCulet
1.01L/W
GIAAgency
$11,698Price

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
$11,698
Diamond Shape
Very GoodCut
GColor
VVS2Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
67.1Depth
NCulet
1.06L/W
GIAAgency
$13,668Price

1.81 Carat Cushion Diamond

SKUD-NN1NSP
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth67.1%
CuletNone
GirdleMedium to Slightly Thick
LxW Ratio1.06
Measurements7.38mm x 6.98mm x 4.68mm
$13,668
Diamond Shape
Very GoodCut
FColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
68.0Depth
NCulet
1.05L/W
GIAAgency
$14,692Price

1.81 Carat Cushion Diamond

SKUD-HVWY6H
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth68.0%
CuletNone
GirdleSlightly Thick to Very Thick
LxW Ratio1.05
Measurements7.14mm x 6.79mm x 4.62mm
$14,692
Diamond Shape
Very GoodCut
IColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
69.0Depth
NCulet
1.00L/W
GIAAgency
$9,054Price

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
$9,054
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
61.0Table
68.9Depth
NCulet
1.03L/W
GIAAgency
$9,904Price

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
$9,904
Diamond Shape
Very GoodCut
IColor
VVS2Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
67.1Depth
NCulet
1.08L/W
GIAAgency
$9,871Price

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
$9,871
Diamond Shape
Very GoodCut
IColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
59.0Table
67.7Depth
NCulet
1.01L/W
GIAAgency
$7,750Price

1.81 Carat Cushion Diamond

SKUD-7RH9NK
PolishExcellent
SymmetryExcellent
Fluor.None
Table59.0%
Depth67.7%
CuletNone
GirdleMedium to Thick
LxW Ratio1.01
Measurements7.04mm x 6.94mm x 4.70mm
$7,750
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
VGSym.
NoneFluor.
62.0Table
68.6Depth
NCulet
1.06L/W
GIAAgency
$9,763Price

1.8 Carat Cushion Diamond

SKUD-RNPFJP
PolishExcellent
SymmetryVery Good
Fluor.None
Table62.0%
Depth68.6%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.06
Measurements7.24mm x 6.82mm x 4.68mm
$9,763
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
VGSym.
NoneFluor.
58.0Table
67.9Depth
NCulet
1.02L/W
GIAAgency
$9,817Price

1.81 Carat Cushion Diamond

SKUD-RWJV55
PolishExcellent
SymmetryVery Good
Fluor.None
Table58.0%
Depth67.9%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.02
Measurements7.13mm x 6.98mm x 4.75mm
$9,817
Diamond Shape
Very GoodCut
GColor
VS1Clarity
EXPolish
EXSym.
FaintFluor.
61.0Table
68.5Depth
NCulet
1.08L/W
GIAAgency
$13,117Price

1.83 Carat Cushion Diamond

SKUD-RNWSSK
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table61.0%
Depth68.5%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.08
Measurements7.36mm x 6.80mm x 4.66mm
$13,117
Diamond Shape
Very GoodCut
HColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
68.8Depth
NCulet
1.00L/W
GIAAgency
$11,625Price

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
$11,625
Diamond Shape
Very GoodCut
HColor
VS1Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
68.5Depth
NCulet
1.01L/W
GIAAgency
$12,365Price

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
$12,365
Diamond Shape
Very GoodCut
DColor
VS2Clarity
EXPolish
EXSym.
NoneFluor.
62.0Table
67.9Depth
NCulet
1.01L/W
GIAAgency
$15,592Price

1.81 Carat Cushion Diamond

SKUD-7703V6
PolishExcellent
SymmetryExcellent
Fluor.None
Table62.0%
Depth67.9%
CuletNone
GirdleMedium to Very Thick
LxW Ratio1.01
Measurements7.08mm x 6.98mm x 4.74mm
$15,592
Diamond Shape
Very GoodCut
IColor
VS2Clarity
EXPolish
VGSym.
FaintFluor.
61.0Table
68.6Depth
NCulet
1.05L/W
GIAAgency
$9,160Price

1.81 Carat Cushion Diamond

SKUD-3SMJWP
PolishExcellent
SymmetryVery Good
Fluor.Faint
Table61.0%
Depth68.6%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.05
Measurements6.98mm x 6.63mm x 4.55mm
$9,160
Diamond Shape
Very GoodCut
HColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
64.0Table
67.6Depth
NCulet
1.01L/W
GIAAgency
$9,162Price

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
$9,162
Diamond Shape
Very GoodCut
IColor
VVS2Clarity
EXPolish
EXSym.
FaintFluor.
63.0Table
67.4Depth
NCulet
1.05L/W
GIAAgency
$9,763Price

1.8 Carat Cushion Diamond

SKUD-RNPFQJ
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table63.0%
Depth67.4%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.05
Measurements7.32mm x 6.94mm x 4.68mm
$9,763
Diamond Shape
GoodCut
GColor
VS2Clarity
EXPolish
VGSym.
NoneFluor.
59.0Table
69.5Depth
NCulet
1.04L/W
GIAAgency
$11,146Price

1.8 Carat Cushion Diamond

SKUD-7W1M7R
PolishExcellent
SymmetryVery Good
Fluor.None
Table59.0%
Depth69.5%
CuletNone
GirdleThick to Very Thick
LxW Ratio1.04
Measurements7.01mm x 6.75mm x 4.69mm
$11,146
Diamond Shape
Very GoodCut
IColor
VS1Clarity
EXPolish
VGSym.
FaintFluor.
61.0Table
68.5Depth
NCulet
1.06L/W
GIAAgency
$9,675Price

1.81 Carat Cushion Diamond

SKUD-R5SYNN
PolishExcellent
SymmetryVery Good
Fluor.Faint
Table61.0%
Depth68.5%
CuletNone
GirdleMedium to Thick
LxW Ratio1.06
Measurements7.27mm x 6.85mm x 4.70mm
$9,675
Diamond Shape
Very GoodCut
HColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
64.0Table
68.4Depth
NCulet
1.00L/W
GIAAgency
$9,871Price

1.83 Carat Cushion Diamond

SKUD-7S99VP
PolishExcellent
SymmetryExcellent
Fluor.None
Table64.0%
Depth68.4%
CuletNone
GirdleN/A to N/A
LxW Ratio1.0
Measurements6.86mm x 6.84mm x 4.68mm
$9,871
Diamond Shape
GoodCut
HColor
VS1Clarity
EXPolish
EXSym.
FaintFluor.
59.0Table
70.7Depth
NCulet
1.01L/W
GIAAgency
$10,505Price

1.8 Carat Cushion Diamond

SKUD-70PWSJ
PolishExcellent
SymmetryExcellent
Fluor.Faint
Table59.0%
Depth70.7%
CuletNone
GirdleSlightly Thick to Very Thick
LxW Ratio1.01
Measurements6.87mm x 6.82mm x 4.83mm
$10,505
Diamond Shape
Very GoodCut
GColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
67.4Depth
NCulet
1.01L/W
GIAAgency
$11,775Price

1.81 Carat Cushion Diamond

SKUD-065YF9
PolishExcellent
SymmetryExcellent
Fluor.None
Table60.0%
Depth67.4%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.01
Measurements6.81mm x 6.71mm x 4.52mm
$11,775
Diamond Shape
Very GoodCut
GColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
67.4Depth
NCulet
1.01L/W
GIAAgency
$11,775Price

1.81 Carat Cushion Diamond

SKUD-RVS13W
PolishExcellent
SymmetryExcellent
Fluor.None
Table60.0%
Depth67.4%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.01
Measurements6.81mm x 6.71mm x 4.52mm
$11,775
Diamond Shape
Very GoodCut
GColor
SI1Clarity
EXPolish
EXSym.
NoneFluor.
60.0Table
67.4Depth
NCulet
1.01L/W
GIAAgency
$11,775Price

1.81 Carat Cushion Diamond

SKUD-09R259
PolishExcellent
SymmetryExcellent
Fluor.None
Table60.0%
Depth67.4%
CuletNone
GirdleSlightly Thick to Thick
LxW Ratio1.01
Measurements6.81mm x 6.71mm x 4.52mm
$11,775
Diamond Shape
Very GoodCut
GColor
VS1Clarity
VGPolish
VGSym.
NoneFluor.
65.0Table
68.3Depth
NCulet
1.07L/W
GIAAgency
$11,080Price

1.82 Carat Cushion Diamond

SKUD-HFQ7S5
PolishVery Good
SymmetryVery Good
Fluor.None
Table65.0%
Depth68.3%
CuletNone
GirdleMedium to THK F
LxW Ratio1.07
Measurements7.02mm x 6.56mm x 4.48mm
$11,080
 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