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Radiant|Lab Grown|IGI

3.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG662490903

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

Certificate IGI LG662490903

Diamond specifications and retailer prices

From $2,455 NZD
£1,072 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: $2,455 NZD 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 3.07ct lab-grown radiant diamond

This 3.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662490903 or 662490903. Listed at a single retailer as of November 5, 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

3.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662490903
Dimensions10.33 × 7.17 × 4.68 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.33 mm7.17 mm3.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662490903
Side View
Table 63.0%Crown 46.4°Girdle: MediumPavilion 32.8°Culet: NoneDepth 65.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $1,257 NZD|Low: $761 NZD|High: $7,630 NZD|Avg: $2,295 NZD|-16.3%
Retailer 1
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Retailer 13
May 12, 2026
Retailer 7$761 NZD
Retailer 3$1,062 NZD
Retailer 13$1,088 NZD
Retailer 4$1,109 NZD
Retailer 8$1,136 NZD
Retailer 1$1,257 NZD
Retailer 10$1,542 NZD
Retailer 12$1,676 NZD
Retailer 11$2,222 NZD
Retailer 2$2,295 NZD
Retailer 5$3,904 NZD
Retailer 6$4,611 NZD
Retailer 9$7,630 NZD

60 data points across 13 retailers

1 retailer

B
Diamond Quarter
3.07SI1ELG03C4BDN · Nov 5
$2,455 NZD
£1,072 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
3.07ct Radiant
$2,455 NZD