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Round|Lab Grown|IGI

1.50ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG440010956

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440010956

Diamond specifications and retailer prices

From $860 USD
As of October 31, 2026
Save $4,060 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,920 USD at MOH London · As of October 27, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440010956 or 440010956. Listed at 10 retailers as of October 27, 2026, with prices from $860 to $4,920, a $4,060 spread on the same certified stone. MOH London lists it at $4,920. 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440010956
Dimensions7.27 × 7.28 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.27 mm7.28 mm1.50 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440010956
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,920 USD|Low: $860 USD|High: $4,978 USD|Avg: $2,287 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$860 USD
Retailer 4$1,318 USD
Retailer 7$1,434 USD
Retailer 9$1,477 USD
Retailer 5$1,529 USD
Retailer 10$2,103 USD
Retailer 6$2,419 USD
Retailer 11$2,850 USD
Retailer 8$2,866 USD
Retailer 3$3,424 USD
MOH London$4,920 USD

15 data points across 11 retailers

10 retailers$860 USD to $4,920 USD

A
Cheapest Retailer
-
$860 USD
B+
Retailer 2
-
$1,318 USD
View
B+
Retailer 3
-
$1,434 USD
View
B+
Retailer 4
-
$1,477 USD
View
Final sale: no returns
Retailer 5
-
$1,529 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$1,529 USD
View
B
Retailer 7
-
$2,419 USD
View
B
Retailer 8
-
$2,850 USD
View
B
Retailer 9
-
$2,866 USD
View
Most Expensive
B
MOH London
LG440010956 · Oct 27
$4,920 USD
£3,874 GBP
View
9 more retailers have this diamond
Prices start from $860 USDSave up to $4,060 USD

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
$860 USD