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Radiant|Lab Grown|IGI

0.76ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG621437555

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG621437555

Diamond specifications and retailer prices

From $907 AUD
£502 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $907 AUD at Diamond Quarter
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 Diamond Quarter

About this 0.76ct lab-grown radiant diamond

This 0.76ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621437555 or 621437555. Listed at a single retailer as of October 29, 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

0.76
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621437555
Dimensions6.55 × 4.53 × 3.01 mm
L/W Ratio1.45
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
6.55 mm4.53 mm0.76 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621437555
Side View
Table 65.0%Crown 41.6°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 66.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $433 AUD|Low: $259 AUD|High: $1,126 AUD|Avg: $676 AUD|+67.6%
Retailer 1
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Retailer 5
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Retailer 10
April 14, 2026
Retailer 6$331 AUD
Retailer 7$383 AUD
Retailer 5$384 AUD
Retailer 1$433 AUD
Retailer 4$487 AUD
Retailer 2$840 AUD
Retailer 8$1,011 AUD
Retailer 9$1,025 AUD
Retailer 10$1,025 AUD
Retailer 3$1,092 AUD

26 data points across 10 retailers

1 retailer

B
Diamond Quarter
0.76SI1ELG5508CEN · Oct 29
$907 AUD
£502 GBP
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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
0.76ct Radiant
$907 AUD