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Radiant|Lab Grown|IGI

5.04ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG821639526

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

Certificate IGI LG821639526

Diamond specifications and retailer prices

From $16,279 NZD
$9,143 USD
As of October 29, 2026
Save $42,301 NZD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $58,580 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.04ct lab-grown radiant diamond

This 5.04ct 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 LG821639526 or 821639526. Listed at 14 retailers as of October 29, 2026, with prices from $16,279 to $58,580, a $42,301 spread on the same certified stone. Taylor and Hart lists it at $58,580. 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

5.04
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821639526
Dimensions12.57 × 8.47 × 5.45 mm
L/W Ratio1.48
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
12.57 mm8.47 mm5.04 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821639526
Side View
Table 64.0%Crown 40.7°Girdle: MED-STKPavilion 32.8°Culet: NoneDepth 64.3%

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 29
Current: $22,456 NZD|Low: $16,279 NZD|High: $125,719 NZD|Avg: $40,103 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
Taylor and Hart
October 30, 2026
Retailer 10$16,279 NZD
Retailer 12$18,241 NZD
Retailer 13$19,532 NZD
Retailer 9$19,959 NZD
Retailer 2$20,306 NZD
Retailer 1$22,456 NZD
Retailer 8$31,139 NZD
Retailer 7$33,355 NZD
Retailer 4$33,999 NZD
Retailer 5$36,109 NZD
Retailer 6$37,764 NZD
Retailer 11$51,330 NZD
Taylor and Hart$58,580 NZD
Retailer 3$101,074 NZD

37 data points across 14 retailers

14 retailers$16,279 NZD to $58,580 NZD

A
Cheapest Retailer
-
$16,279 NZD
$9,143 USD
A
Retailer 2
-
$18,241 NZD
$10,245 USD
View
A
Retailer 3
-
$19,532 NZD
$10,970 USD
View
Retailer 4
-
$19,959 NZD
$11,210 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$20,306 NZD
HK$89,100 HKD
View
A
Retailer 6
-
$22,456 NZD
£9,931 GBP
View
A
Retailer 7
-
$31,139 NZD
€16,656 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$33,355 NZD
£14,751 GBP
View
B+
Retailer 9
-
$33,999 NZD
$19,095 USD
View
B+
Retailer 10
-
$36,109 NZD
$20,280 USD
View
B+
Retailer 11
-
$37,764 NZD
ZAR 342,649 ZAR
View
B+
Retailer 12
-
$51,330 NZD
$28,829 USD
View
Most Expensive
B+
Taylor and Hart
X1PTU1Y · Oct 30
$58,580 NZD
$32,901 USD
View
12 more retailers have this diamond
Prices start from $16,279 NZDSave up to $42,301 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
5.04ct Radiant
$16,279 NZD