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Radiant|Lab Grown|IGI

5.06ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG826673845

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

Certificate IGI LG826673845

Diamond specifications and retailer prices

From $1,476 NZD
HK$6,500 HKD
As of October 31, 2026
Save $5,727 NZD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,204 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.06ct lab-grown radiant diamond

This 5.06ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG826673845 or 826673845. Listed at 10 retailers as of October 30, 2026, with prices from $1,476 to $7,204, a $5,727 spread on the same certified stone. Brilliant Earth lists it at $7,204. 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

5.06
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826673845
Dimensions11.98 × 8.54 × 5.43 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm8.54 mm5.06 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826673845
Side View
Table 67.0%Crown 46.4°Girdle: Slightly ThickPavilion 32.2°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,204 NZD|Low: $1,476 NZD|High: $8,428 NZD|Avg: $3,922 NZD|-14.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 8$1,476 NZD
Retailer 2$1,969 NZD
Retailer 7$2,078 NZD
Retailer 3$2,110 NZD
Retailer 6$2,945 NZD
Retailer 9$3,655 NZD
Retailer 10$4,282 NZD
Retailer 5$5,243 NZD
Retailer 4$5,893 NZD
Brilliant Earth$7,204 NZD

40 data points across 10 retailers

10 retailers$1,476 NZD to $7,204 NZD

A
Cheapest Retailer
-
$1,476 NZD
HK$6,500 HKD
A
Retailer 2
-
$1,969 NZD
€1,057 EUR
View
B+
Retailer 3
-
$2,078 NZD
$1,171 USD
View
A
Retailer 4
-
$2,110 NZD
£937 GBP
View
B
Retailer 5
-
$2,945 NZD
$1,660 USD
View
B
Retailer 6
-
$3,655 NZD
$2,060 USD
View
B
Retailer 7
-
$4,282 NZD
SGD 3,261 SGD
View
B
Retailer 8
-
$5,243 NZD
$2,955 USD
View
B
Retailer 9
-
$5,893 NZD
£2,615 GBP
View
Most Expensive
B
Brilliant Earth
21013578A · Oct 30
$7,204 NZD
$4,060 USD
View
9 more retailers have this diamond
Prices start from $1,476 NZDSave up to $5,727 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
5.06ct Radiant
$1,476 NZD