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Heart|Lab Grown|IGI

0.45ct E SI2 Heart Lab Grown Diamond

ID • E/SI2 • IGI LG709518587

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG709518587

Diamond specifications and retailer prices

From $126 NZD
$71 USD
As of October 27, 2026
Save $1,029 NZD (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,155 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown heart diamond

This 0.45ct lab-grown heart sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG709518587 or 709518587. Listed at 8 retailers as of October 27, 2026, with prices from $126 to $1,155, a $1,029 spread on the same certified stone. MOH London lists it at $1,155. 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

0.45
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709518587
Dimensions5.06 × 5.39 × 3.01 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.06 mm5.39 mm0.45 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG709518587
Side View
Table 55.0%Crown 31.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 55.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,155 NZD|Low: $121 NZD|High: $1,162 NZD|Avg: $500 NZD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5$126 NZD
Retailer 6$167 NZD
Retailer 4$329 NZD
Retailer 3$378 NZD
Retailer 8$420 NZD
Retailer 2$452 NZD
Retailer 7$502 NZD
Retailer 9$798 NZD
MOH London$1,155 NZD

23 data points across 9 retailers

8 retailers$126 NZD to $1,155 NZD

A
Cheapest Retailer
-
$126 NZD
$71 USD
A
Retailer 2
-
$146 NZD
$82 USD
View
A
Retailer 3
-
$167 NZD
$94 USD
View
B+
Retailer 4
-
$329 NZD
$185 USD
View
B+
Retailer 5
-
$378 NZD
£167 GBP
View
B+
Retailer 6
-
$452 NZD
€242 EUR
View
B
Retailer 7
-
$502 NZD
$282 USD
View
Most Expensive
B
MOH London
LG709518587 · Oct 29
$1,155 NZD
£511 GBP
View
7 more retailers have this diamond
Prices start from $126 NZDSave up to $1,029 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
0.45ct Heart
$126 NZD