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Oval|Lab Grown|GIA

5.09ct D IF Oval Lab Grown Diamond

ID • D/IF • GIA 2536660154

Certificate GIA 2536660154

Diamond specifications and retailer prices

From $21,183 AUD
$14,880 USD
As of October 29, 2026
Save $16,243 AUD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $37,426 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.09ct lab-grown oval diamond

This 5.09ct lab-grown oval 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 2536660154. Listed at 5 retailers as of October 29, 2026, with prices from $21,183 to $37,426, a $16,243 spread on the same certified stone. Brilliant Earth lists it at $37,426. 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

5.09
Carat
D
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2536660154
Dimensions14.00 × 9.89 × 6.00 mm
L/W Ratio1.42
Top View
14.00 mm9.89 mm5.09 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536660154
Side View
Table 60.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 60.7%

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: $37,426 AUD|Low: $18,782 AUD|High: $38,580 AUD|Avg: $25,420 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 6$18,782 AUD
Retailer 3$21,183 AUD
Retailer 2$21,691 AUD
Retailer 4$23,030 AUD
Retailer 5$24,573 AUD
Brilliant Earth$37,426 AUD

14 data points across 6 retailers

5 retailers$21,183 AUD to $37,426 AUD

A
Cheapest Retailer
-
$21,183 AUD
$14,880 USD
A
Retailer 2
-
$21,691 AUD
$15,237 USD
View
A
Retailer 3
-
$23,030 AUD
$16,177 USD
View
A
Retailer 4
-
$24,573 AUD
$17,261 USD
View
Most Expensive
B+
Brilliant Earth
16175974A · Oct 29
$37,426 AUD
$26,290 USD
View
4 more retailers have this diamond
Prices start from $21,183 AUDSave up to $16,243 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
5.09ct Oval
$21,183 AUD