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Radiant|Lab Grown|IGI

5.05ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG768630432

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

Certificate IGI LG768630432

Diamond specifications and retailer prices

From $16,309 NZD
$9,160 USD
As of October 29, 2026
Save $59,645 NZD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $75,954 NZD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.05ct lab-grown radiant diamond

This 5.05ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630432 or 768630432. Listed at 15 retailers as of October 29, 2026, with prices from $16,309 to $75,954, a $59,645 spread on the same certified stone. With Clarity lists it at $75,954. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.05
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630432
Dimensions12.10 × 8.71 × 5.61 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.10 mm8.71 mm5.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630432
Side View
Table 62.0%Crown 42.1°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 64.4%

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 29
Current: $22,500 NZD|Low: $16,183 NZD|High: $94,477 NZD|Avg: $34,788 NZD|-20.6%
Retailer 1
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
With Clarity
October 30, 2026
Retailer 6$16,183 NZD
Retailer 11$16,309 NZD
Retailer 13$18,304 NZD
Retailer 14$19,571 NZD
Retailer 10$19,977 NZD
Retailer 2$20,352 NZD
Retailer 1$22,500 NZD
Retailer 9$31,202 NZD
Retailer 8$33,419 NZD
Retailer 3$34,065 NZD
Retailer 5$36,180 NZD
Retailer 7$37,838 NZD
Retailer 12$51,432 NZD
Retailer 4$58,676 NZD
With Clarity$75,954 NZD

33 data points across 15 retailers

15 retailers$16,309 NZD to $75,954 NZD

A
Cheapest Retailer
-
$16,309 NZD
$9,160 USD
A
Retailer 2
-
$18,304 NZD
$10,280 USD
View
A
Retailer 3
-
$19,571 NZD
$10,992 USD
View
Retailer 4
-
$19,977 NZD
$11,220 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$20,352 NZD
HK$89,300 HKD
View
A
Retailer 6
-
$22,500 NZD
£9,951 GBP
View
Retailer 7
-
$22,966 NZD
£10,156 GBP
View
Price last confirmed 15 days ago
Retailer 8
-
$31,202 NZD
€16,690 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$33,419 NZD
£14,779 GBP
View
A
Retailer 10
-
$34,065 NZD
$19,132 USD
View
B+
Retailer 11
-
$36,180 NZD
$20,320 USD
View
B+
Retailer 12
-
$37,838 NZD
ZAR 343,314 ZAR
View
B+
Retailer 13
-
$51,432 NZD
$28,886 USD
View
B
Retailer 14
-
$58,676 NZD
$32,955 USD
View
Most Expensive
B
With Clarity
768630432 · Oct 30
$75,954 NZD
$42,659 USD
View
14 more retailers have this diamond
Prices start from $16,309 NZDSave up to $59,645 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
5.05ct Radiant
$16,309 NZD