Cushion|Lab Grown|IGI

3.52ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG801684129

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801684129

Diamond specifications and retailer prices

From $477 USD
As of October 29, 2026
Save $1,469 USD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,946 USD at MOH London · As of October 26, 2026
View at MOH London

About this 3.52ct lab-grown cushion diamond

This 3.52ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG801684129 or 801684129. Listed at 9 retailers as of October 26, 2026, with prices from $477 to $1,946, a $1,469 spread on the same certified stone. MOH London lists it at $1,946. 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

3.52
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801684129
Dimensions10.03 × 7.99 × 5.47 mm
L/W Ratio1.26
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.03 mm7.99 mm3.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801684129
Side View
Table 60.0%Crown 33.1°Girdle: MED-THKPavilion 36.9°Culet: NoneDepth 68.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,946 USD|Low: $340 USD|High: $1,966 USD|Avg: $1,046 USD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$477 USD
Retailer 4$529 USD
Retailer 3$800 USD
Retailer 5$833 USD
Retailer 2$872 USD
Retailer 6$924 USD
Retailer 8$1,346 USD
Retailer 9$1,733 USD
MOH London$1,946 USD

39 data points across 9 retailers

9 retailers$477 USD to $1,946 USD

A
Cheapest Retailer
-
$477 USD
Final sale: no returns
Retailer 2
-
$529 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$800 USD
View
B+
Retailer 4
-
$833 USD
View
A
Retailer 5
-
$872 USD
£687 GBP
View
A
Retailer 6
-
$924 USD
View
B+
Retailer 7
-
$1,346 USD
View
B+
Retailer 8
-
$1,733 USD
View
Most Expensive
B+
MOH London
LG801684129 · Oct 26
$1,946 USD
£1,532 GBP
View
8 more retailers have this diamond
Prices start from $477 USDSave up to $1,469 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
3.52ct Cushion
$477 USD