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Radiant|Lab Grown|IGI

5.08ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768630155

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

Certificate IGI LG768630155

Diamond specifications and retailer prices

From $14,372 NZD
$8,100 USD
As of October 31, 2026
Save $51,069 NZD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $65,441 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.08ct lab-grown radiant diamond

This 5.08ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630155 or 768630155. Listed at 12 retailers as of October 30, 2026, with prices from $14,372 to $65,441, a $51,069 spread on the same certified stone. Taylor and Hart lists it at $65,441. 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

5.08
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630155
Dimensions12.06 × 8.58 × 5.67 mm
L/W Ratio1.41
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
12.06 mm8.58 mm5.08 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630155
Side View
Table 63.0%Crown 41.1°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 66.1%

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: $30,358 NZD|Low: $14,372 NZD|High: $74,979 NZD|Avg: $36,240 NZD|-40.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 30, 2026
Retailer 2$14,372 NZD
Retailer 11$17,001 NZD
Retailer 4$18,024 NZD
Retailer 9$20,600 NZD
Retailer 10$20,772 NZD
Retailer 5$25,550 NZD
Retailer 1$30,358 NZD
Retailer 7$33,906 NZD
Retailer 3$35,578 NZD
Retailer 8$36,090 NZD
Retailer 6$43,624 NZD
Retailer 12$59,489 NZD
Taylor and Hart$65,441 NZD

34 data points across 13 retailers

12 retailers$14,372 NZD to $65,441 NZD

A
Cheapest Retailer
-
$14,372 NZD
$8,100 USD
A
Retailer 2
-
$17,001 NZD
$9,582 USD
View
A
Retailer 3
-
$20,600 NZD
$11,610 USD
View
A
Retailer 4
-
$20,772 NZD
$11,707 USD
View
A
Retailer 5
-
$25,550 NZD
£11,339 GBP
View
A
Retailer 6
-
$30,358 NZD
$17,110 USD
View
A
Retailer 7
-
$33,906 NZD
£15,047 GBP
View
A
Retailer 8
-
$35,578 NZD
$20,052 USD
View
Retailer 9
-
$36,090 NZD
€19,372 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$43,624 NZD
ZAR 397,202 ZAR
View
B+
Retailer 11
-
$59,489 NZD
$33,528 USD
View
Most Expensive
B
Taylor and Hart
9V4Z6SC · Oct 30
$65,441 NZD
$36,882 USD
View
11 more retailers have this diamond
Prices start from $14,372 NZDSave up to $51,069 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
5.08ct Radiant
$14,372 NZD