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Oval|Lab Grown|IGI

1.50ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG447099344

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447099344

Diamond specifications and retailer prices

From €743 EUR
As of November 6, 2026
Save €3,582 EUR (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,326 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099344 or 447099344. Listed at 11 retailers as of November 3, 2026, with prices from €743 to €4,326, a €3,582 spread on the same certified stone. MOH London lists it at €4,326. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099344
Dimensions8.83 × 6.54 × 4.10 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.83 mm6.54 mm1.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099344
Side View
Table 60.5%Crown 35.3°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.7%

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 6
Current: €4,326 EUR|Low: €743 EUR|High: €4,384 EUR|Avg: €2,141 EUR|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€743 EUR
Retailer 3€1,161 EUR
Retailer 6€1,299 EUR
Retailer 4€1,346 EUR
Retailer 7€1,500 EUR
Retailer 9€1,856 EUR
Retailer 5€2,131 EUR
Retailer 8€2,510 EUR
Retailer 10€3,855 EUR
MOH London€4,326 EUR

14 data points across 10 retailers

11 retailers€743 EUR to €4,326 EUR

A
Cheapest Retailer
-
€743 EUR
A
Retailer 2
-
€1,161 EUR
View
B+
Retailer 3
-
€1,263 EUR
View
B+
Retailer 4
-
€1,299 EUR
View
Final sale: no returns
Retailer 5
-
€1,346 EUR
View
Price last confirmed 25 days ago
B+
Retailer 6
-
€1,346 EUR
View
B+
Retailer 7
-
€1,500 EUR
View
B
Retailer 8
-
€2,131 EUR
View
B
Retailer 9
-
€2,510 EUR
View
B
Retailer 10
-
€2,523 EUR
View
Most Expensive
B
MOH London
LG447099344 · Nov 3
€4,326 EUR
£3,803 GBP
View
10 more retailers have this diamond
Prices start from €743 EURSave up to €3,582 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