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Oval|Lab Grown|IGI

1.50ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445038122

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038122

Diamond specifications and retailer prices

From €743 EUR
As of November 4, 2026
Save €2,977 EUR (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,721 EUR at MOH London · As of November 3, 2026
View at MOH London

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038122 or 445038122. Listed at 11 retailers as of November 3, 2026, with prices from €743 to €3,721, a €2,977 spread on the same certified stone. MOH London lists it at €3,721. 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

1.50
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038122
Dimensions8.81 × 6.37 × 4.11 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.81 mm6.37 mm1.50 ctJ / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038122
Side View
Table 61.0%Crown 34°Girdle: STK-THKPavilion 42.5°Culet: NoneDepth 64.5%

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 4
Current: €3,721 EUR|Low: €743 EUR|High: €3,771 EUR|Avg: €1,818 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2€743 EUR
Retailer 4€999 EUR
Retailer 7€1,117 EUR
Retailer 5€1,158 EUR
Retailer 8€1,158 EUR
Retailer 9€1,312 EUR
Retailer 11€1,657 EUR
Retailer 6€1,842 EUR
Retailer 10€2,349 EUR
Retailer 3€3,316 EUR
MOH London€3,721 EUR

14 data points across 11 retailers

11 retailers€743 EUR to €3,721 EUR

A
Cheapest Retailer
-
€743 EUR
B+
Retailer 2
-
€999 EUR
View
B+
Retailer 3
-
€1,086 EUR
View
B+
Retailer 4
-
€1,117 EUR
View
Final sale: no returns
Retailer 5
-
€1,158 EUR
View
Price last confirmed 25 days ago
B+
Retailer 6
-
€1,158 EUR
View
B+
Retailer 7
-
€1,312 EUR
View
B
Retailer 8
-
€1,842 EUR
View
B
Retailer 9
-
€2,171 EUR
View
B
Retailer 10
-
€2,349 EUR
View
Most Expensive
B
MOH London
LG445038122 · Nov 3
€3,721 EUR
£3,271 GBP
View
10 more retailers have this diamond
Prices start from €743 EURSave up to €2,977 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
1.50ct Oval
€743 EUR