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Cushion|Lab Grown|IGI

1.81ct D SI2 Cushion Lab Grown Diamond

ID • D/SI2 • IGI LG719519152

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG719519152

Diamond specifications and retailer prices

From €212 EUR
$237 USD
As of October 30, 2026
Save €1,108 EUR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,320 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.81ct lab-grown cushion diamond

This 1.81ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG719519152 or 719519152. Listed at 12 retailers as of October 30, 2026, with prices from €212 to €1,320, a €1,108 spread on the same certified stone. Diamond Quarter lists it at €1,320. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.81
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle28.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719519152
Dimensions6.71 × 6.54 × 4.40 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.71 mm6.54 mm1.81 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719519152
Side View
Table 66.0%Crown 36.7°Girdle: MED-VTKPavilion 28.3°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €357 EUR|Low: €156 EUR|High: €1,808 EUR|Avg: €592 EUR|-9.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6€212 EUR
Retailer 11€213 EUR
Retailer 3€288 EUR
Retailer 1€357 EUR
Retailer 4€388 EUR
Retailer 2€521 EUR
Retailer 10€522 EUR
Retailer 9€546 EUR
Retailer 7€998 EUR
Retailer 8€1,038 EUR
Retailer 5€1,262 EUR

42 data points across 11 retailers

12 retailers€212 EUR to €1,320 EUR

A
Cheapest Retailer
-
€212 EUR
$237 USD
Final sale: no returns
A
Retailer 2
-
€213 EUR
$238 USD
View
B+
Retailer 3
-
€288 EUR
$322 USD
View
A
Retailer 4
-
€357 EUR
View
A
Retailer 5
-
€388 EUR
£341 GBP
View
A
Retailer 6
-
€521 EUR
$582 USD
View
A
Retailer 7
-
€522 EUR
$583 USD
View
B+
Retailer 8
-
€546 EUR
$610 USD
View
B+
Retailer 9
-
€998 EUR
£878 GBP
View
Retailer 10
-
€1,038 EUR
$1,160 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
€1,262 EUR
$1,410 USD
View
Most Expensive
B
Diamond Quarter
1.81SI2DLG595B42N · Oct 31
€1,320 EUR
£1,161 GBP
View
11 more retailers have this diamond
Prices start from €212 EURSave up to €1,108 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
1.81ct Cushion
€212 EUR