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Heart|Lab Grown|IGI

1.06ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG847618772

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847618772

Diamond specifications and retailer prices

From $308 NZD
As of November 6, 2026
Save $828 NZD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,136 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.06ct lab-grown heart diamond

This 1.06ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG847618772 or 847618772. Listed at 9 retailers as of November 6, 2026, with prices from $308 to $1,136, a $828 spread on the same certified stone. Brilliant Earth lists it at $1,136. 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

1.06
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847618772
Dimensions7.25 × 6.18 × 4.04 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm6.18 mm1.06 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG847618772
Side View
Table 65.0%Crown 29.3°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 55.7%

Caratlytics Score

How it works →
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: Nov 6
Current: $1,136 NZD|Low: $308 NZD|High: $1,696 NZD|Avg: $679 NZD|-33.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$308 NZD
Retailer 9$391 NZD
Retailer 2$440 NZD
Retailer 3$588 NZD
Retailer 6$624 NZD
Retailer 5$649 NZD
Retailer 7$893 NZD
Retailer 8$943 NZD
Brilliant Earth$1,136 NZD

9 data points across 9 retailers

9 retailers$308 NZD to $1,136 NZD

A
Cheapest Retailer
-
$308 NZD
Final sale: no returns
A
Retailer 2
-
$391 NZD
View
A
Retailer 3
-
$440 NZD
View
B+
Retailer 4
-
$588 NZD
View
B+
Retailer 5
-
$624 NZD
View
B+
Retailer 6
-
$649 NZD
View
B
Retailer 7
-
$893 NZD
View
B
Retailer 8
-
$943 NZD
View
Most Expensive
B
Brilliant Earth
22307833A · Nov 6
$1,136 NZD
$630 USD
View
8 more retailers have this diamond
Prices start from $308 NZDSave up to $828 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
1.06ct Heart
$308 NZD