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Round|Lab Grown|IGI

1.50ct H SI2 Round Lab Grown Diamond

VG • H/SI2 • IGI LG436046612

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046612

Diamond specifications and retailer prices

From $850 USD
As of October 31, 2026
Save $4,064 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,914 USD at MOH London · As of November 1, 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 very-good cut grade and certified by IGI LG436046612 or 436046612. Listed at 10 retailers as of October 31, 2026, with prices from $850 to $4,914, a $4,064 spread on the same certified stone. MOH London lists it at $4,914. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
H
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046612
Dimensions7.50 × 7.52 × 4.34 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
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Top View
7.50 mm7.52 mm1.50 ctH / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046612
Side View
Table 60.5%Crown 31°Girdle: MED-STKPavilion 40°Culet: NoneDepth 57.8%

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: $4,914 USD|Low: $850 USD|High: $4,978 USD|Avg: $2,273 USD|-1.0%
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$850 USD
Retailer 4$1,318 USD
Retailer 7$1,434 USD
Retailer 9$1,476 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$4,914 USD

17 data points across 11 retailers

10 retailers$850 USD to $4,914 USD

A
Cheapest Retailer
-
$850 USD
B+
Retailer 2
-
$1,318 USD
View
B+
Retailer 3
-
$1,434 USD
View
B+
Retailer 4
-
$1,476 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,529 USD
View
Retailer 6
-
$1,529 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$2,419 USD
View
B
Retailer 8
-
$2,850 USD
View
B
Retailer 9
-
$2,866 USD
View
Most Expensive
C
MOH London
LG436046612 · Nov 1
$4,914 USD
£3,869 GBP
View
9 more retailers have this diamond
Prices start from $850 USDSave up to $4,064 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
$850 USD