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Radiant|Lab Grown|IGI

5.02ct E SI2 Radiant Lab Grown Diamond

EX • E/SI2 • IGI LG778683682

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

Certificate IGI LG778683682

Diamond specifications and retailer prices

From $2,266 NZD
$1,277 USD
As of October 30, 2026
Save $9,977 NZD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,243 NZD at Mervis Diamond Importers · As of October 29, 2026
View at Mervis Diamond Importers

About this 5.02ct lab-grown radiant diamond

This 5.02ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778683682 or 778683682. Listed at 11 retailers as of October 29, 2026, with prices from $2,266 to $12,243, a $9,977 spread on the same certified stone. Mervis Diamond Importers lists it at $12,243. 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

5.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778683682
Dimensions12.72 × 8.64 × 5.49 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.72 mm8.64 mm5.02 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778683682
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 36.5°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $12,243 NZD|Low: $1,606 NZD|High: $13,307 NZD|Avg: $5,152 NZD|-8.0%
Mervis Diamond Importers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10$1,606 NZD
Retailer 9$2,266 NZD
Retailer 11$2,406 NZD
Retailer 4$2,726 NZD
Retailer 6$3,075 NZD
Retailer 3$4,311 NZD
Retailer 8$5,154 NZD
Retailer 7$6,238 NZD
Retailer 5$6,681 NZD
Retailer 2$7,967 NZD
Mervis Diamond Importers$12,243 NZD

40 data points across 11 retailers

11 retailers$2,266 NZD to $12,243 NZD

Retailer 1
-
$1,606 NZD
$905 USD
Price last confirmed 18 days ago
B+
Retailer 2
-
$2,266 NZD
$1,277 USD
View
B+
Retailer 3
-
$2,406 NZD
$1,356 USD
View
B+
Retailer 4
-
$2,726 NZD
£1,210 GBP
View
B+
Retailer 5
-
$3,075 NZD
$1,733 USD
View
B
Retailer 6
-
$4,311 NZD
$2,430 USD
View
B
Retailer 7
-
$5,154 NZD
$2,905 USD
View
B
Retailer 8
-
$6,238 NZD
$3,516 USD
View
B
Retailer 9
-
$6,681 NZD
£2,965 GBP
View
B
Retailer 10
-
$7,967 NZD
$4,490 USD
View
Most Expensive
B
Mervis Diamond Importers
1985410011 · Oct 29
$12,243 NZD
$6,900 USD
View
10 more retailers have this diamond
Prices start from $2,266 NZDSave up to $9,977 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.

B+
5.02ct Radiant
$2,266 NZD