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Cushion|Lab Grown|IGI

0.71ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG467144331

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG467144331

Diamond specifications and retailer prices

From $277 USD
As of October 30, 2026
Save $101 USD (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,185 USD at MOH London · As of October 21, 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 LG467144331 or 467144331. Listed at 4 retailers as of October 30, 2026, with a 36% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG467144331
Dimensions5.32 × 5.16 × 3.51 mm
L/W Ratio1.03
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
5.32 mm5.16 mm0.71 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG467144331
Side View
Table 59.5%Crown 35.2°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 68.0%

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: Oct 30
Current: $1,185 USD|Low: $192 USD|High: $1,193 USD|Avg: $621 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3$277 USD
Retailer 2$286 USD
Retailer 4$378 USD
Retailer 5$660 USD
Retailer 6$790 USD
Retailer 7$790 USD
MOH London$1,185 USD

34 data points across 7 retailers

4 retailers$277 USD to $378 USD

A
Cheapest Retailer
-
$277 USD
A
Retailer 2
-
$286 USD
£225 GBP
View
B+
Retailer 3
-
$378 USD
View
Most Expensive
MOH London
LG467144331 · Oct 21
$1,185 USD
£933 GBP
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from $277 USDSave up to $101 USD

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
$277 USD