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Cushion|Lab Grown|IGI

1.91ct D IF Cushion Lab Grown Diamond

GD • D/IF • IGI LG841678154

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841678154

Diamond specifications and retailer prices

From €581 EUR
£513 GBP
As of November 2, 2026
Save €2,985 EUR (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,566 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.91ct lab-grown cushion diamond

This 1.91ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG841678154 or 841678154. Listed at 15 retailers as of November 2, 2026, with prices from €581 to €3,566, a €2,985 spread on the same certified stone. Do Amore Diamonds lists it at €3,566. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.91
Carat
D
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678154
Dimensions9.33 × 6.11 × 4.12 mm
L/W Ratio1.53
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.33 mm6.11 mm1.91 ctD / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678154
Side View
Table 59.0%Crown 33.8°Girdle: THK-VTKPavilion 34.6°Culet: NoneDepth 67.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €3,566 EUR|Low: €581 EUR|High: €9,891 EUR|Avg: €2,044 EUR|-19.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 2€581 EUR
Retailer 12€624 EUR
Retailer 15€644 EUR
Retailer 16€780 EUR
Retailer 10€857 EUR
Retailer 4€1,131 EUR
Retailer 14€1,280 EUR
Retailer 3€1,445 EUR
Retailer 9€2,295 EUR
Retailer 7€2,514 EUR
Retailer 8€2,767 EUR
Retailer 6€2,822 EUR
Retailer 11€3,003 EUR
Retailer 5€3,177 EUR
Retailer 13€3,441 EUR
Do Amore Diamonds€3,566 EUR

25 data points across 16 retailers

15 retailers€581 EUR to €3,566 EUR

A
Cheapest Retailer
-
€581 EUR
£513 GBP
A
Retailer 2
-
€624 EUR
$700 USD
View
A
Retailer 3
-
€644 EUR
$722 USD
View
A
Retailer 4
-
€780 EUR
$875 USD
View
A
Retailer 5
-
€857 EUR
View
A
Retailer 6
-
€1,131 EUR
$1,268 USD
View
B+
Retailer 7
-
€1,280 EUR
A$2,209 AUD
View
B+
Retailer 8
-
€1,445 EUR
$1,621 USD
View
B
Retailer 9
-
€2,295 EUR
£2,027 GBP
View
Retailer 10
-
€2,514 EUR
$2,820 USD
View
Price last confirmed 17 days ago
B
Retailer 11
-
€2,822 EUR
$3,165 USD
View
B
Retailer 12
-
€3,003 EUR
A$5,181 AUD
View
B
Retailer 13
-
€3,177 EUR
$3,563 USD
View
B
Retailer 14
-
€3,441 EUR
$3,860 USD
View
Most Expensive
B
Do Amore Diamonds
27-48A7540F9 · Nov 2
€3,566 EUR
$4,000 USD
View
14 more retailers have this diamond
Prices start from €581 EURSave up to €2,985 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.91ct Cushion
€581 EUR