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Heart|Lab Grown|IGI

0.74ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG618405639

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG618405639

Diamond specifications and retailer prices

From $725 AUD
£400 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $725 AUD at MD Diamonds and Jewellers
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at MD Diamonds and Jewellers

About this 0.74ct lab-grown heart diamond

This 0.74ct lab-grown heart sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618405639 or 618405639. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618405639
Dimensions5.80 × 6.26 × 3.58 mm
L/W Ratio1.08
Girdle conditionFaceted
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
5.80 mm6.26 mm0.74 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618405639
Side View
Table 59.0%Crown 34.9°GirdlePavilion 40.3°Culet: NoneDepth 57.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $725 AUD|Low: $146 AUD|High: $823 AUD|Avg: $627 AUD
MD Diamonds and Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
March 17, 2026
Retailer 2$191 AUD
Retailer 3$418 AUD
MD Diamonds and Jewellers$725 AUD
Retailer 5$813 AUD
Retailer 4$814 AUD

32 data points across 5 retailers

1 retailer

B
MD Diamonds and Jewellers
LG618405639 · Nov 2
$725 AUD
£400 GBP
View

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.

B
0.74ct Heart
$725 AUD