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Radiant|Lab Grown|IGI

5.06ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608496

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

Certificate IGI LG816608496

Diamond specifications and retailer prices

From $15,821 NZD
$8,917 USD
As of October 30, 2026
Save $16,897 NZD (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $35,708 NZD at Yorxs · As of October 23, 2026
View at Yorxs

About this 5.06ct lab-grown radiant diamond

This 5.06ct 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 LG816608496 or 816608496. Listed at 12 retailers as of October 29, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.06
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608496
Dimensions11.95 × 8.57 × 5.60 mm
L/W Ratio1.39
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
11.95 mm8.57 mm5.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608496
Side View
Table 63.0%Crown 44.1°Girdle: STK-THKPavilion 33.3°Culet: NoneDepth 65.3%

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: $30,234 NZD|Low: $15,821 NZD|High: $106,831 NZD|Avg: $33,891 NZD|-49.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Yorxs
October 30, 2026
Retailer 7$15,821 NZD
Retailer 3$16,114 NZD
Retailer 2$16,455 NZD
Retailer 11$18,169 NZD
Retailer 12$18,987 NZD
Retailer 10$20,090 NZD
Retailer 6$20,919 NZD
Retailer 8$21,229 NZD
Retailer 1$30,234 NZD
Retailer 5$32,719 NZD
Yorxs$35,708 NZD
Retailer 4$52,741 NZD
Retailer 9$98,722 NZD

35 data points across 13 retailers

12 retailers$15,821 NZD to $32,719 NZD

A
Cheapest Retailer
-
$15,821 NZD
$8,917 USD
A
Retailer 2
-
$16,114 NZD
$9,082 USD
View
A
Retailer 3
-
$16,455 NZD
$9,274 USD
View
A
Retailer 4
-
$18,169 NZD
$10,240 USD
View
A
Retailer 5
-
$18,987 NZD
$10,701 USD
View
A
Retailer 6
-
$20,090 NZD
$11,323 USD
View
A
Retailer 7
-
$20,919 NZD
$11,790 USD
View
A
Retailer 8
-
$21,229 NZD
$11,965 USD
View
A
Retailer 9
-
$30,234 NZD
$17,040 USD
View
B+
Retailer 10
-
$32,719 NZD
£14,520 GBP
View
Most Expensive
Yorxs
590861655 · Oct 23
$35,708 NZD
€19,167 EUR
View
Price last confirmed 7 days ago
10 more retailers have this diamond
Prices start from $15,821 NZDSave up to $16,897 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
$15,821 NZD