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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 €1,602 EUR
$1,790 USD
As of October 31, 2026
Save €10,411 EUR (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €12,013 EUR at MOH London · As of October 29, 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 October 29, 2026, with prices from €1,602 to €12,013, a €10,411 spread on the same certified stone. MOH London lists it at €12,013. 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

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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 31
Current: €12,013 EUR|Low: €1,602 EUR|High: €12,109 EUR|Avg: €6,879 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2€1,602 EUR
Retailer 4€5,063 EUR
Retailer 6€5,670 EUR
Retailer 7€5,876 EUR
Retailer 8€6,272 EUR
Retailer 3€7,105 EUR
Retailer 9€7,565 EUR
Retailer 5€9,065 EUR
MOH London€12,013 EUR

16 data points across 9 retailers

11 retailers€1,602 EUR to €12,013 EUR

A
Cheapest Retailer
-
€1,602 EUR
$1,790 USD
B+
Retailer 2
-
€5,063 EUR
$5,656 USD
View
B+
Retailer 3
-
€5,305 EUR
$5,927 USD
View
B+
Retailer 4
-
€5,670 EUR
$6,334 USD
View
Final sale: no returns
Retailer 5
-
€5,872 EUR
$6,560 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€5,872 EUR
$6,560 USD
View
B+
Retailer 7
-
€5,876 EUR
$6,565 USD
View
B
Retailer 8
-
€6,971 EUR
$7,788 USD
View
B
Retailer 9
-
€7,105 EUR
$7,938 USD
View
B
Retailer 10
-
€9,065 EUR
$10,128 USD
View
Most Expensive
B
MOH London
LG485136560 · Oct 29
€12,013 EUR
£10,568 GBP
View
10 more retailers have this diamond
Prices start from €1,602 EURSave up to €10,411 EUR

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
€1,602 EUR