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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 $1,214 AUD
As of November 5, 2026
Save $5,785 AUD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,999 AUD 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 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 November 5, 2026, with prices from $1,214 to $6,999, a $5,785 spread on the same certified stone. MOH London lists it at $6,999. 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
Colour
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: Nov 5
Current: $6,999 AUD|Low: $1,214 AUD|High: $7,112 AUD|Avg: $3,276 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$1,214 AUD
Retailer 4$1,883 AUD
Retailer 7$2,048 AUD
Retailer 9$2,108 AUD
Retailer 5$2,184 AUD
Retailer 10$3,004 AUD
Retailer 6$3,456 AUD
Retailer 11$4,071 AUD
Retailer 8$4,094 AUD
Retailer 3$4,890 AUD
MOH London$6,999 AUD

15 data points across 11 retailers

10 retailers$1,214 AUD to $6,999 AUD

A
Cheapest Retailer
-
$1,214 AUD
B+
Retailer 2
-
$1,883 AUD
View
B+
Retailer 3
-
$2,048 AUD
View
B+
Retailer 4
-
$2,108 AUD
View
Final sale: no returns
B+
Retailer 5
-
$2,184 AUD
View
Retailer 6
-
$2,184 AUD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,456 AUD
View
B
Retailer 8
-
$4,071 AUD
View
B
Retailer 9
-
$4,094 AUD
View
Most Expensive
C
MOH London
LG436046612 · Nov 5
$6,999 AUD
£3,858 GBP
View
9 more retailers have this diamond
Prices start from $1,214 AUDSave up to $5,785 AUD

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
$1,214 AUD