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Round|Lab Grown|IGI

3.20ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG485136560

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136560

Diamond specifications and retailer prices

From $2,500 CAD
As of November 5, 2026
Save $16,094 CAD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $18,594 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 3.2ct lab-grown round diamond

This 3.2ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485136560 or 485136560. Listed at 11 retailers as of November 5, 2026, with prices from $2,500 to $18,594, a $16,094 spread on the same certified stone. MOH London lists it at $18,594. 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

3.20
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136560
Dimensions9.57 × 9.54 × 5.63 mm
L/W Ratio1.00
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
9.57 mm9.54 mm3.20 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136560
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.0%

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: Nov 5
Current: $18,594 CAD|Low: $2,500 CAD|High: $18,893 CAD|Avg: $10,758 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$2,500 CAD
Retailer 4$7,899 CAD
Retailer 6$8,846 CAD
Retailer 7$9,169 CAD
Retailer 8$9,786 CAD
Retailer 3$11,086 CAD
Retailer 9$11,803 CAD
Retailer 5$14,145 CAD
MOH London$18,594 CAD

16 data points across 9 retailers

11 retailers$2,500 CAD to $18,594 CAD

A
Cheapest Retailer
-
$2,500 CAD
B+
Retailer 2
-
$7,899 CAD
View
B+
Retailer 3
-
$8,278 CAD
View
B+
Retailer 4
-
$8,846 CAD
View
Final sale: no returns
Retailer 5
-
$9,162 CAD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$9,162 CAD
View
B+
Retailer 7
-
$9,169 CAD
View
B
Retailer 8
-
$10,877 CAD
View
B
Retailer 9
-
$11,086 CAD
View
B
Retailer 10
-
$14,145 CAD
View
Most Expensive
B
MOH London
LG485136560 · Nov 5
$18,594 CAD
£10,483 GBP
View
10 more retailers have this diamond
Prices start from $2,500 CADSave up to $16,094 CAD

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
3.20ct Round
$2,500 CAD