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Radiant|Lab Grown|IGI

5.08ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG821639485

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

Certificate IGI LG821639485

Diamond specifications and retailer prices

From $14,993 AUD
$10,532 USD
As of October 30, 2026
Save $37,513 AUD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $52,506 AUD 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 LG821639485 or 821639485. Listed at 13 retailers as of October 30, 2026, with prices from $14,993 to $52,506, a $37,513 spread on the same certified stone. Taylor and Hart lists it at $52,506. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821639485
Dimensions12.49 × 8.62 × 5.56 mm
L/W Ratio1.45
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
12.49 mm8.62 mm5.08 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821639485
Side View
Table 62.0%Crown 40.7°Girdle: Slightly ThickPavilion 32.7°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $24,358 AUD|Low: $14,993 AUD|High: $93,986 AUD|Avg: $33,214 AUD|-39.0%
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 10$14,993 AUD
Retailer 12$16,014 AUD
Retailer 2$16,760 AUD
Retailer 9$17,176 AUD
Retailer 5$20,500 AUD
Retailer 1$24,358 AUD
Retailer 7$27,205 AUD
Retailer 8$28,957 AUD
Retailer 4$31,510 AUD
Retailer 6$35,002 AUD
Retailer 11$47,730 AUD
Taylor and Hart$52,506 AUD
Retailer 3$93,986 AUD

37 data points across 13 retailers

13 retailers$14,993 AUD to $52,506 AUD

A
Cheapest Retailer
-
$14,993 AUD
$10,532 USD
A
Retailer 2
-
$16,014 AUD
$11,249 USD
View
A
Retailer 3
-
$16,760 AUD
$11,773 USD
View
A
Retailer 4
-
$17,176 AUD
$12,065 USD
View
A
Retailer 5
-
$20,500 AUD
£11,339 GBP
View
A
Retailer 6
-
$24,358 AUD
$17,110 USD
View
A
Retailer 7
-
$27,205 AUD
£15,047 GBP
View
Retailer 8
-
$28,957 AUD
€19,372 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$31,510 AUD
$22,134 USD
View
B+
Retailer 10
-
$35,002 AUD
ZAR 397,202 ZAR
View
B
Retailer 11
-
$47,730 AUD
$33,528 USD
View
Most Expensive
B
Taylor and Hart
WR52P8Z · Oct 30
$52,506 AUD
$36,882 USD
View
11 more retailers have this diamond
Prices start from $14,993 AUDSave up to $37,513 AUD

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
$14,993 AUD