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Heart|Lab Grown|IGI

1.34ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG706577738

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG706577738

Diamond specifications and retailer prices

From $317 NZD
As of November 6, 2026
Save $1,520 NZD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,837 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.34ct lab-grown heart diamond

This 1.34ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG706577738 or 706577738. Listed at 12 retailers as of November 5, 2026, with prices from $317 to $1,837, a $1,520 spread on the same certified stone. MOH London lists it at $1,837. 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

1.34
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706577738
Dimensions6.79 × 7.64 × 4.38 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm7.64 mm1.34 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706577738
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 57.3%

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: $1,837 NZD|Low: $317 NZD|High: $2,832 NZD|Avg: $983 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 4$317 NZD
Retailer 3$368 NZD
Retailer 10$395 NZD
Retailer 14$438 NZD
Retailer 2$507 NZD
Retailer 8$700 NZD
Retailer 15$700 NZD
Retailer 5$770 NZD
Retailer 11$851 NZD
Retailer 13$853 NZD
Retailer 12$1,268 NZD
Retailer 9$1,338 NZD
Retailer 6$1,804 NZD
MOH London$1,837 NZD
Retailer 7$2,832 NZD

11 data points across 15 retailers

12 retailers$317 NZD to $1,837 NZD

A
Cheapest Retailer
-
$317 NZD
A
Retailer 2
-
$368 NZD
View
A
Retailer 3
-
$395 NZD
View
A
Retailer 4
-
$438 NZD
View
A
Retailer 5
-
$507 NZD
View
B+
Retailer 6
-
$700 NZD
View
A
Retailer 7
-
$700 NZD
View
B+
Retailer 8
-
$851 NZD
View
B+
Retailer 9
-
$853 NZD
View
B
Retailer 10
-
$1,268 NZD
View
B
Retailer 11
-
$1,338 NZD
View
Most Expensive
B
MOH London
LG706577738 · Nov 5
$1,837 NZD
£802 GBP
View
11 more retailers have this diamond
Prices start from $317 NZDSave up to $1,520 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
1.34ct Heart
$317 NZD