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Round|Lab Grown|IGI

1.50ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG496138964

Shape and cutting style on the report: Round brilliant

Certificate IGI LG496138964

Diamond specifications and retailer prices

From €253 EUR
$282 USD
As of October 29, 2026
Save €868 EUR (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,121 EUR at The Diamond Guys · As of October 29, 2026
View at The Diamond Guys

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496138964 or 496138964. Listed at 15 retailers as of October 29, 2026, with prices from €253 to €1,121, a €868 spread on the same certified stone. The Diamond Guys lists it at €1,121. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496138964
Dimensions7.24 × 7.29 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.24 mm7.29 mm1.50 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496138964
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: €614 EUR|Low: €253 EUR|High: €1,121 EUR|Avg: €627 EUR|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
October 29, 2026
Retailer 10€253 EUR
Retailer 8€294 EUR
Retailer 7€314 EUR
Retailer 11€314 EUR
Retailer 4€409 EUR
Retailer 6€543 EUR
Retailer 2€593 EUR
Retailer 1€614 EUR
Retailer 9€615 EUR
Retailer 3€640 EUR
Retailer 5€731 EUR
Retailer 13€965 EUR
Retailer 12€1,114 EUR
The Diamond Guys€1,121 EUR

13 data points across 14 retailers

15 retailers€253 EUR to €1,121 EUR

A
Cheapest Retailer
-
€253 EUR
$282 USD
A
Retailer 2
-
€294 EUR
$327 USD
View
A
Retailer 3
-
€314 EUR
$349 USD
View
A
Retailer 4
-
€314 EUR
$349 USD
View
A
Retailer 5
-
€409 EUR
$455 USD
View
B+
Retailer 6
-
€543 EUR
£476 GBP
View
B+
Retailer 7
-
€593 EUR
$660 USD
View
B+
Retailer 8
-
€614 EUR
£538 GBP
View
B+
Retailer 9
-
€615 EUR
$685 USD
View
B
Retailer 10
-
€640 EUR
$713 USD
View
B
Retailer 11
-
€731 EUR
$814 USD
View
B
Retailer 12
-
€965 EUR
$1,074 USD
View
B
Retailer 13
-
€1,087 EUR
$1,210 USD
View
B
Retailer 14
-
€1,114 EUR
$1,240 USD
View
Most Expensive
B
The Diamond Guys
1993598798 · Oct 29
€1,121 EUR
$1,248 USD
View
14 more retailers have this diamond
Prices start from €253 EURSave up to €868 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 Round
€253 EUR