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Round|Lab Grown|IGI

5.13ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG815698254

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815698254

Diamond specifications and retailer prices

From $7,756 AUD
$5,448 USD
As of October 29, 2026
Save $29,735 AUD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $49,641 AUD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 5.13ct lab-grown round diamond

This 5.13ct lab-grown round 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 LG815698254 or 815698254. Listed at 22 retailers as of October 29, 2026, with a 383% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815698254
Dimensions11.07 × 11.01 × 6.81 mm
L/W Ratio1.01
Girdle conditionFaceted
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
11.07 mm11.01 mm5.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815698254
Side View
Table 56.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A+
Exceptional
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: $26,963 AUD|Low: $7,756 AUD|High: $48,146 AUD|Avg: $18,057 AUD|-44.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 5$7,756 AUD
Retailer 19$8,127 AUD
Retailer 13$8,685 AUD
Retailer 4$8,997 AUD
Retailer 7$10,680 AUD
Retailer 3$11,080 AUD
Retailer 17$11,083 AUD
Retailer 12$11,491 AUD
Retailer 8$12,115 AUD
Retailer 6$13,893 AUD
Retailer 18$13,990 AUD
Retailer 14$16,190 AUD
Retailer 15$17,661 AUD
Retailer 16$18,278 AUD
Retailer 2$18,308 AUD
Brilliant Earth$26,963 AUD
Retailer 9$31,894 AUD
Retailer 10$34,230 AUD
Retailer 11$37,491 AUD

31 data points across 19 retailers

22 retailers$7,756 AUD to $37,491 AUD

A+
Cheapest Retailer
-
$7,756 AUD
$5,448 USD
A
Retailer 2
-
$8,127 AUD
$5,709 USD
View
A
Retailer 3
-
$8,685 AUD
$6,101 USD
View
Final sale: no returns
A
Retailer 4
-
$8,997 AUD
$6,320 USD
View
Retailer 5
-
$9,357 AUD
$6,573 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$10,680 AUD
$7,502 USD
View
A
Retailer 7
-
$11,080 AUD
$7,783 USD
View
A
Retailer 8
-
$11,083 AUD
$7,785 USD
View
A
Retailer 9
-
$11,491 AUD
£6,356 GBP
View
Retailer 10
-
$12,115 AUD
$8,510 USD
View
Price last confirmed 14 days ago
A
Retailer 11
-
$13,893 AUD
$9,759 USD
View
A
Retailer 12
-
$13,990 AUD
$9,827 USD
View
A
Retailer 13
-
$16,190 AUD
€10,831 EUR
View
A
Retailer 14
-
$17,159 AUD
$12,053 USD
View
A
Retailer 15
-
$17,661 AUD
$12,406 USD
View
A
Retailer 16
-
$18,278 AUD
ZAR 207,414 ZAR
View
A
Retailer 17
-
$18,308 AUD
£10,126 GBP
View
B+
Retailer 18
-
$26,963 AUD
$18,940 USD
View
B+
Retailer 19
-
$31,894 AUD
$22,404 USD
View
B+
Retailer 20
-
$34,230 AUD
SGD 32,493 SGD
View
B+
Retailer 21
-
$37,491 AUD
$26,335 USD
View
Most Expensive
Brilliant Earth
20791066A · Sep 28
$49,641 AUD
$34,870 USD
View
Price last confirmed 33 days ago
21 more retailers have this diamond
Prices start from $7,756 AUDSave up to $29,735 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+
5.13ct Round
$7,756 AUD