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Round|Lab Grown|IGI

1.50ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG492136382

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492136382

Diamond specifications and retailer prices

From €832 EUR
As of November 5, 2026
Save €2,432 EUR (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,264 EUR at MOH London · As of November 5, 2026
View at MOH London

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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492136382 or 492136382. Listed at 9 retailers as of November 5, 2026, with prices from €832 to €3,264, a €2,432 spread on the same certified stone. MOH London lists it at €3,264. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492136382
Dimensions7.35 × 7.40 × 4.50 mm
L/W Ratio1.01
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
7.35 mm7.40 mm1.50 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492136382
Side View
Table 57.0%Crown 35.8°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €3,264 EUR|Low: €799 EUR|High: €3,318 EUR|Avg: €1,628 EUR|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4€832 EUR
Retailer 5€965 EUR
Retailer 7€965 EUR
Retailer 2€1,123 EUR
Retailer 8€1,422 EUR
Retailer 6€1,546 EUR
Retailer 3€2,147 EUR
MOH London€3,264 EUR

18 data points across 8 retailers

9 retailers€832 EUR to €3,264 EUR

A
Cheapest Retailer
-
€832 EUR
A
Retailer 2
-
€905 EUR
View
Retailer 3
-
€965 EUR
View
Price last confirmed 25 days ago
A
Retailer 4
-
€965 EUR
View
B+
Retailer 5
-
€1,123 EUR
View
B
Retailer 6
-
€1,546 EUR
View
B
Retailer 7
-
€2,147 EUR
View
B
Retailer 8
-
€2,714 EUR
View
Most Expensive
B
MOH London
LG492136382 · Nov 5
€3,264 EUR
£2,885 GBP
View
8 more retailers have this diamond
Prices start from €832 EURSave up to €2,432 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
€832 EUR