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Radiant|Lab Grown|GIA

5.17ct D IF Radiant Lab Grown Diamond

ID • D/IF • GIA 5523820400

Certificate GIA 5523820400

Diamond specifications and retailer prices

From $28,422 AUD
$19,965 USD
As of October 30, 2026
Save $26,437 AUD (48%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $54,859 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 5.17ct lab-grown radiant diamond

This 5.17ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5523820400. Listed at 7 retailers as of October 29, 2026, with prices from $28,422 to $54,859, a $26,437 spread on the same certified stone. MOH London lists it at $54,859. 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

5.17
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 5523820400
Dimensions11.86 × 8.48 × 5.81 mm
L/W Ratio1.40
Top View
11.86 mm8.48 mm5.17 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5523820400
Side View
Table 65.0%CrownGirdlePavilionCulet: NoneDepth 68.4%

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: $54,859 AUD|Low: $27,853 AUD|High: $129,975 AUD|Avg: $49,273 AUD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$28,422 AUD
Retailer 4$28,422 AUD
Retailer 6$28,650 AUD
Retailer 8$31,371 AUD
Retailer 7$32,495 AUD
Retailer 5$40,530 AUD
Retailer 9$48,461 AUD
MOH London$54,859 AUD
Retailer 3$127,327 AUD

20 data points across 9 retailers

7 retailers$28,422 AUD to $54,859 AUD

A
Cheapest Retailer
-
$28,422 AUD
$19,965 USD
A
Retailer 2
-
$28,422 AUD
$19,965 USD
View
A
Retailer 3
-
$28,650 AUD
$20,125 USD
View
B+
Retailer 4
-
$32,495 AUD
$22,826 USD
View
Final sale: no returns
B+
Retailer 5
-
$40,530 AUD
$28,470 USD
View
Most Expensive
B+
MOH London
5523820400 · Oct 29
$54,859 AUD
£30,343 GBP
View
5 more retailers have this diamond
Prices start from $28,422 AUDSave up to $26,437 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
5.17ct Radiant
$28,422 AUD