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Cushion|Lab Grown|IGI

0.71ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG464189477

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG464189477

Diamond specifications and retailer prices

From €248 EUR
$277 USD
As of November 1, 2026
Save €808 EUR (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,056 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 0.71ct lab-grown cushion diamond

This 0.71ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG464189477 or 464189477. Listed at 4 retailers as of October 25, 2026, with prices from €248 to €1,056, a €808 spread on the same certified stone. MOH London lists it at €1,056. 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

0.71
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464189477
Dimensions5.27 × 5.15 × 3.57 mm
L/W Ratio1.02
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.
Top View
5.27 mm5.15 mm0.71 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464189477
Side View
Table 58.0%Crown 35°Girdle: MED-VTKPavilion 41°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
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: Nov 1
Current: €1,056 EUR|Low: €172 EUR|High: €1,067 EUR|Avg: €551 EUR|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3€248 EUR
Retailer 2€256 EUR
Retailer 4€338 EUR
Retailer 5€591 EUR
Retailer 6€707 EUR
Retailer 7€707 EUR
MOH London€1,056 EUR

36 data points across 7 retailers

4 retailers€248 EUR to €1,056 EUR

A
Cheapest Retailer
-
€248 EUR
$277 USD
A
Retailer 2
-
€256 EUR
£225 GBP
View
B+
Retailer 3
-
€338 EUR
$378 USD
View
Most Expensive
B
MOH London
LG464189477 · Oct 25
€1,056 EUR
£929 GBP
View
3 more retailers have this diamond
Prices start from €248 EURSave up to €808 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
0.71ct Cushion
€248 EUR