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Radiant|Lab Grown|IGI

5.13ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608497

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

Certificate IGI LG816608497

Diamond specifications and retailer prices

From $16,036 NZD
$9,038 USD
As of October 30, 2026
Save $20,257 NZD (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $36,293 NZD at Yorxs · As of October 31, 2026
View at Yorxs

About this 5.13ct lab-grown radiant diamond

This 5.13ct 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 LG816608497 or 816608497. Listed at 12 retailers as of October 30, 2026, with prices from $16,036 to $36,293, a $20,257 spread on the same certified stone. Yorxs lists it at $36,293. 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

5.13
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608497
Dimensions12.20 × 8.59 × 5.54 mm
L/W Ratio1.42
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
12.20 mm8.59 mm5.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608497
Side View
Table 66.0%Crown 40.2°Girdle: THK-VTKPavilion 34.1°Culet: NoneDepth 64.5%

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 30
Current: $35,681 NZD|Low: $16,036 NZD|High: $108,268 NZD|Avg: $34,314 NZD|-41.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Yorxs
October 31, 2026
Retailer 7$16,036 NZD
Retailer 3$16,336 NZD
Retailer 2$16,677 NZD
Retailer 11$18,417 NZD
Retailer 12$19,242 NZD
Retailer 10$20,364 NZD
Retailer 8$21,513 NZD
Retailer 6$21,567 NZD
Retailer 5$33,160 NZD
Retailer 1$35,681 NZD
Yorxs$36,293 NZD
Retailer 4$53,470 NZD
Retailer 9$100,071 NZD

36 data points across 13 retailers

12 retailers$16,036 NZD to $36,293 NZD

A
Cheapest Retailer
-
$16,036 NZD
$9,038 USD
A
Retailer 2
-
$16,336 NZD
$9,207 USD
View
A
Retailer 3
-
$16,677 NZD
$9,399 USD
View
A
Retailer 4
-
$18,417 NZD
$10,380 USD
View
A
Retailer 5
-
$19,242 NZD
$10,845 USD
View
A
Retailer 6
-
$20,364 NZD
$11,477 USD
View
A
Retailer 7
-
$21,513 NZD
$12,125 USD
View
A
Retailer 8
-
$21,567 NZD
$12,155 USD
View
B+
Retailer 9
-
$33,160 NZD
£14,716 GBP
View
B+
Retailer 10
-
$35,681 NZD
$20,110 USD
View
Most Expensive
B+
Yorxs
590861700 · Oct 31
$36,293 NZD
€19,481 EUR
View
10 more retailers have this diamond
Prices start from $16,036 NZDSave up to $20,257 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
5.13ct Radiant
$16,036 NZD