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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 $1,512 NZD
As of November 5, 2026
Save $7,204 NZD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,716 NZD 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 $1,512 to $8,716, a $7,204 spread on the same certified stone. MOH London lists it at $8,716. 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: $8,716 NZD|Low: $1,512 NZD|High: $8,856 NZD|Avg: $4,080 NZD|-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$1,512 NZD
Retailer 4$2,345 NZD
Retailer 7$2,551 NZD
Retailer 9$2,626 NZD
Retailer 5$2,720 NZD
Retailer 10$3,741 NZD
Retailer 6$4,303 NZD
Retailer 11$5,070 NZD
Retailer 8$5,098 NZD
Retailer 3$6,089 NZD
MOH London$8,716 NZD

15 data points across 11 retailers

10 retailers$1,512 NZD to $8,716 NZD

A
Cheapest Retailer
-
$1,512 NZD
B+
Retailer 2
-
$2,345 NZD
View
B+
Retailer 3
-
$2,551 NZD
View
B+
Retailer 4
-
$2,626 NZD
View
Final sale: no returns
B+
Retailer 5
-
$2,720 NZD
View
Retailer 6
-
$2,720 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$4,303 NZD
View
B
Retailer 8
-
$5,070 NZD
View
B
Retailer 9
-
$5,098 NZD
View
Most Expensive
C
MOH London
LG436046612 · Nov 5
$8,716 NZD
£3,858 GBP
View
9 more retailers have this diamond
Prices start from $1,512 NZDSave up to $7,204 NZD

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
$1,512 NZD