Cushion|Lab Grown|IGI

4.36ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG646474066

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG646474066

Diamond specifications and retailer prices

From $554 USD
£436 GBP
As of October 30, 2026
Save $1,603 USD (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,158 USD at MOH London · As of October 29, 2026
View at MOH London

About this 4.36ct lab-grown cushion diamond

This 4.36ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG646474066 or 646474066. Listed at 8 retailers as of October 29, 2026, with prices from $554 to $2,158, a $1,603 spread on the same certified stone. MOH London lists it at $2,158. 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

4.36
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646474066
Dimensions11.12 × 8.76 × 5.95 mm
L/W Ratio1.27
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.12 mm8.76 mm4.36 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646474066
Side View
Table 64.0%Crown 33.2°Girdle: MED-STKPavilion 39°Culet: NoneDepth 67.9%

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: $2,158 USD|Low: $554 USD|High: $6,280 USD|Avg: $2,147 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$554 USD
Retailer 8$640 USD
Retailer 6$725 USD
Retailer 10$913 USD
Retailer 7$938 USD
Retailer 2$961 USD
Retailer 11$1,069 USD
Retailer 9$1,547 USD
MOH London$2,158 USD
Retailer 4$4,190 USD
Retailer 12$5,055 USD
Retailer 3$6,280 USD

4 data points across 12 retailers

8 retailers$554 USD to $2,158 USD

A
Cheapest Retailer
-
$554 USD
£436 GBP
A
Retailer 2
-
$640 USD
HK$5,000 HKD
View
A
Retailer 3
-
$725 USD
View
B+
Retailer 4
-
$913 USD
View
A
Retailer 5
-
$938 USD
View
A
Retailer 6
-
$961 USD
£757 GBP
View
B+
Retailer 7
-
$1,547 USD
View
Most Expensive
B
MOH London
LG646474066 · Oct 29
$2,158 USD
£1,699 GBP
View
7 more retailers have this diamond
Prices start from $554 USDSave up to $1,603 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
4.36ct Cushion
$554 USD