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Cushion|Lab Grown|IGI

3.00ct H SI1 Cushion Lab Grown Diamond

ID • H/SI1 • IGI LG522239696

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG522239696

Diamond specifications and retailer prices

From $920 USD
As of October 31, 2026
Save $2,227 USD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,147 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown cushion diamond

This 3ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522239696 or 522239696. Listed at 7 retailers as of October 29, 2026, with prices from $920 to $3,147, a $2,227 spread on the same certified stone. MOH London lists it at $3,147. 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

3.00
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522239696
Dimensions8.43 × 8.03 × 5.11 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.43 mm8.03 mm3.00 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522239696
Side View
Table 56.5%Crown 33.1°Girdle: STK-THKPavilion 33°Culet: NoneDepth 63.6%

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 31
Current: $3,147 USD|Low: $743 USD|High: $4,628 USD|Avg: $2,259 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 4$743 USD
Retailer 2$920 USD
Retailer 6$1,047 USD
Retailer 5$1,215 USD
Retailer 3$1,980 USD
Retailer 7$2,035 USD
MOH London$3,147 USD
Retailer 8$4,628 USD

21 data points across 8 retailers

7 retailers$920 USD to $3,147 USD

Retailer 1
-
$743 USD
Price last confirmed 15 days ago
A
Retailer 2
-
$920 USD
View
A
Retailer 3
-
$1,047 USD
View
A
Retailer 4
-
$1,215 USD
View
B+
Retailer 5
-
$1,980 USD
View
B
Retailer 6
-
$2,035 USD
HK$15,900 HKD
View
Most Expensive
B
MOH London
LG522239696 · Oct 29
$3,147 USD
£2,478 GBP
View
6 more retailers have this diamond
Prices start from $920 USDSave up to $2,227 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
3.00ct Cushion
$920 USD