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Radiant|Lab Grown|GIA

5.13ct D FL Radiant Lab Grown Diamond

EX • D/FL • GIA 7521245143

Certificate GIA 7521245143

Diamond specifications and retailer prices

From $45,796 AUD
$32,169 USD
As of October 31, 2026
Save $25,542 AUD (36%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $71,338 AUD at Brilliance · As of October 30, 2026
View at Brilliance

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 stated by the retailer rather than the lab and certified by GIA 7521245143. Listed at 10 retailers as of October 30, 2026, with prices from $45,796 to $71,338, a $25,542 spread on the same certified stone. Brilliance lists it at $71,338. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 7521245143
Dimensions12.00 × 8.65 × 5.77 mm
L/W Ratio1.39
Culet sizeNone
Top View
12.00 mm8.65 mm5.13 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7521245143
Side View
Table 63.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $71,338 AUD|Low: $43,257 AUD|High: $416,498 AUD|Avg: $108,721 AUD|-13.2%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 12$43,257 AUD
Retailer 10$45,796 AUD
Retailer 9$46,183 AUD
Retailer 3$53,208 AUD
Retailer 7$54,665 AUD
Retailer 5$67,366 AUD
Brilliance$71,338 AUD
Retailer 2$76,721 AUD
Retailer 6$107,221 AUD
Retailer 8$131,125 AUD
Retailer 11$176,734 AUD
Retailer 4$416,498 AUD

24 data points across 12 retailers

10 retailers$45,796 AUD to $71,338 AUD

Retailer 1
-
$43,257 AUD
$30,386 USD
Price last confirmed 82 days ago
B+
Retailer 2
-
$45,796 AUD
$32,169 USD
View
B+
Retailer 3
-
$46,183 AUD
$32,441 USD
View
B+
Retailer 4
-
$54,665 AUD
$38,399 USD
View
Retailer 5
-
$67,366 AUD
£37,261 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliance
D42110076 · Oct 30
$71,338 AUD
$50,111 USD
View
5 more retailers have this diamond
Prices start from $45,796 AUDSave up to $25,542 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.

B+
5.13ct Radiant
$45,796 AUD