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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 £356 GBP
$477 USD
As of October 29, 2026
Save £1,096 GBP (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,452 GBP 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 £356 to £1,452, a £1,096 spread on the same certified stone. MOH London lists it at £1,452. 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
Colour
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

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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 29
Current: £1,452 GBP|Low: £254 GBP|High: £1,467 GBP|Avg: £781 GBP|-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£356 GBP
Retailer 4£395 GBP
Retailer 3£597 GBP
Retailer 5£622 GBP
Retailer 2£651 GBP
Retailer 6£690 GBP
Retailer 8£1,005 GBP
Retailer 9£1,293 GBP
MOH London£1,452 GBP

39 data points across 9 retailers

9 retailers£356 GBP to £1,452 GBP

A
Cheapest Retailer
-
£356 GBP
$477 USD
Final sale: no returns
Retailer 2
-
£395 GBP
$529 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
£597 GBP
$800 USD
View
B+
Retailer 4
-
£622 GBP
$833 USD
View
A
Retailer 5
-
£651 GBP
View
A
Retailer 6
-
£690 GBP
$924 USD
View
B+
Retailer 7
-
£1,005 GBP
$1,346 USD
View
B+
Retailer 8
-
£1,293 GBP
$1,733 USD
View
Most Expensive
B+
MOH London
LG801684129 · Oct 26
£1,452 GBP
View
8 more retailers have this diamond
Prices start from £356 GBPSave up to £1,096 GBP

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
£356 GBP