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Round|Lab Grown|IGI

1.35ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG478124715

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478124715

Diamond specifications and retailer prices

From €536 EUR
$599 USD
As of October 29, 2026
Save €2,365 EUR (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,901 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478124715 or 478124715. Listed at 10 retailers as of October 29, 2026, with prices from €536 to €2,901, a €2,365 spread on the same certified stone. MOH London lists it at €2,901. 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

1.35
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478124715
Dimensions7.04 × 7.07 × 4.38 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
7.04 mm7.07 mm1.35 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478124715
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.0%

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 29
Current: €2,901 EUR|Low: €600 EUR|High: €2,920 EUR|Avg: €1,300 EUR|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 5€600 EUR
Retailer 2€680 EUR
Retailer 4€1,020 EUR
Retailer 6€1,059 EUR
Retailer 7€1,391 EUR
Retailer 3€1,650 EUR
MOH London€2,901 EUR

10 data points across 7 retailers

10 retailers€536 EUR to €2,901 EUR

A
Cheapest Retailer
-
€536 EUR
$599 USD
A
Retailer 2
-
€600 EUR
$670 USD
View
Final sale: no returns
A
Retailer 3
-
€601 EUR
$671 USD
View
Retailer 4
-
€665 EUR
$743 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
€665 EUR
$743 USD
View
B+
Retailer 6
-
€680 EUR
$760 USD
View
B
Retailer 7
-
€1,020 EUR
$1,139 USD
View
B
Retailer 8
-
€1,650 EUR
$1,843 USD
View
B
Retailer 9
-
€1,748 EUR
$1,953 USD
View
Most Expensive
B
MOH London
LG478124715 · Oct 29
€2,901 EUR
£2,552 GBP
View
9 more retailers have this diamond
Prices start from €536 EURSave up to €2,365 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
1.35ct Round
€536 EUR