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Radiant|Lab Grown|IGI

3.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG754535755

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

Certificate IGI LG754535755

Diamond specifications and retailer prices

From $635 NZD
As of November 6, 2026
Save $5,318 NZD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,953 NZD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

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 LG754535755 or 754535755. Listed at 20 retailers as of November 6, 2026, with prices from $635 to $5,953, a $5,318 spread on the same certified stone. Brilliant Earth lists it at $5,953. 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 angle37.5°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754535755
Dimensions10.23 × 7.25 × 4.94 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.23 mm7.25 mm3.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754535755
Side View
Table 69.0%Crown 37.5°Girdle: STK-THKPavilion 37°Culet: NoneDepth 68.1%

Caratlytics Score

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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: $5,953 NZD|Low: $610 NZD|High: $8,370 NZD|Avg: $1,759 NZD|+1.9%
Brilliant Earth
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
Retailer 16
November 6, 2026
Retailer 15$635 NZD
Retailer 6$709 NZD
Retailer 14$738 NZD
Retailer 3$788 NZD
Retailer 16$788 NZD
Retailer 12$969 NZD
Retailer 7$1,061 NZD
Retailer 11$1,064 NZD
Retailer 2$1,265 NZD
Retailer 9$1,403 NZD
Retailer 8$1,495 NZD
Retailer 13$2,313 NZD
Retailer 4$2,534 NZD
Retailer 5$3,029 NZD
Retailer 10$3,077 NZD
Brilliant Earth$5,953 NZD

43 data points across 16 retailers

20 retailers$635 NZD to $5,953 NZD

A
Cheapest Retailer
-
$635 NZD
A
Retailer 2
-
$709 NZD
View
Final sale: no returns
A
Retailer 3
-
$738 NZD
View
A
Retailer 4
-
$788 NZD
View
Retailer 5
-
$788 NZD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$877 NZD
View
B+
Retailer 7
-
$1,061 NZD
View
A
Retailer 8
-
$1,064 NZD
View
A
Retailer 9
-
$1,265 NZD
View
A
Retailer 10
-
$1,403 NZD
View
A
Retailer 11
-
$1,495 NZD
View
A
Retailer 12
-
$1,815 NZD
View
B+
Retailer 13
-
$2,313 NZD
View
B+
Retailer 14
-
$2,516 NZD
View
B+
Retailer 15
-
$2,534 NZD
View
B+
Retailer 16
-
$2,608 NZD
View
B+
Retailer 17
-
$3,029 NZD
View
B+
Retailer 18
-
$3,077 NZD
View
Retailer 19
-
$3,850 NZD
View
Price last confirmed 59 days ago
Most Expensive
B
Brilliant Earth
17154656A · Nov 6
$5,953 NZD
$3,300 USD
View
19 more retailers have this diamond
Prices start from $635 NZDSave up to $5,318 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
3.07ct Radiant
$635 NZD