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Heart|Lab Grown|IGI

0.74ct H SI1 Heart Lab Grown Diamond

ID • H/SI1 • IGI LG610318945

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG610318945

Diamond specifications and retailer prices

From $406 AUD
As of November 6, 2026
Save $1,498 AUD (79%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,904 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.74ct lab-grown heart diamond

This 0.74ct lab-grown heart sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG610318945 or 610318945. Listed at 3 retailers as of November 1, 2026, with prices from $406 to $1,904, a $1,498 spread on the same certified stone. MOH London lists it at $1,904. 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

0.74
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610318945
Dimensions5.32 × 6.21 × 3.79 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.32 mm6.21 mm0.74 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG610318945
Side View
Table 56.0%Crown 36.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

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: $1,904 AUD|Low: $287 AUD|High: $1,926 AUD|Avg: $812 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3$287 AUD
Retailer 2$406 AUD
Retailer 5$637 AUD
Retailer 4$825 AUD
MOH London$1,904 AUD

9 data points across 5 retailers

3 retailers$406 AUD to $1,904 AUD

A
Cheapest Retailer
-
$406 AUD
A
Retailer 2
-
$637 AUD
View
Most Expensive
B+
MOH London
LG610318945 · Nov 1
$1,904 AUD
£1,030 GBP
View
2 more retailers have this diamond
Prices start from $406 AUDSave up to $1,498 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
0.74ct Heart
$406 AUD