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Round|Lab Grown|IGI

5.15ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804649570

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804649570

Diamond specifications and retailer prices

From $7,784 AUD
$5,468 USD
As of October 29, 2026
Save $29,851 AUD (79%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $37,636 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.15ct lab-grown round diamond

This 5.15ct 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 LG804649570 or 804649570. Listed at 22 retailers as of October 29, 2026, with prices from $7,784 to $37,636, a $29,851 spread on the same certified stone. With Clarity lists it at $37,636. 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

5.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649570
Dimensions11.07 × 11.01 × 6.82 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 mm5.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649570
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

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: $11,536 AUD|Low: $7,784 AUD|High: $49,826 AUD|Avg: $17,926 AUD|-3.7%
Retailer 1
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
With Clarity
November 1, 2026
Retailer 5$7,784 AUD
Retailer 2$8,159 AUD
Retailer 10$8,321 AUD
Retailer 12$8,718 AUD
Retailer 4$9,030 AUD
Retailer 18$9,033 AUD
Retailer 7$10,720 AUD
Retailer 3$11,121 AUD
Retailer 1$11,536 AUD
Retailer 8$12,143 AUD
Retailer 6$13,947 AUD
Retailer 19$14,088 AUD
Retailer 13$16,254 AUD
Retailer 14$17,730 AUD
Retailer 16$18,346 AUD
Retailer 17$18,474 AUD
Retailer 15$27,063 AUD
Retailer 9$31,994 AUD
Retailer 11$34,363 AUD
With Clarity$37,636 AUD

31 data points across 20 retailers

22 retailers$7,784 AUD to $37,636 AUD

A
Cheapest Retailer
-
$7,784 AUD
$5,468 USD
A
Retailer 2
-
$8,159 AUD
$5,731 USD
View
A
Retailer 3
-
$8,321 AUD
$5,845 USD
View
A
Retailer 4
-
$8,718 AUD
$6,124 USD
View
Final sale: no returns
A
Retailer 5
-
$9,030 AUD
$6,343 USD
View
A
Retailer 6
-
$9,033 AUD
$6,345 USD
View
Retailer 7
-
$9,391 AUD
$6,597 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$10,720 AUD
$7,530 USD
View
A
Retailer 9
-
$11,121 AUD
$7,812 USD
View
A
Retailer 10
-
$11,536 AUD
£6,380 GBP
View
Retailer 11
-
$12,143 AUD
$8,530 USD
View
Price last confirmed 13 days ago
A
Retailer 12
-
$13,947 AUD
$9,797 USD
View
A
Retailer 13
-
$14,088 AUD
$9,896 USD
View
A
Retailer 14
-
$16,254 AUD
€10,874 EUR
View
A
Retailer 15
-
$17,224 AUD
$12,099 USD
View
A
Retailer 16
-
$17,730 AUD
$12,454 USD
View
A
Retailer 17
-
$18,346 AUD
ZAR 208,192 ZAR
View
A
Retailer 18
-
$18,474 AUD
£10,218 GBP
View
B+
Retailer 19
-
$27,063 AUD
$19,010 USD
View
B+
Retailer 20
-
$31,994 AUD
$22,474 USD
View
B+
Retailer 21
-
$34,363 AUD
SGD 32,619 SGD
View
Most Expensive
B+
With Clarity
804649570 · Oct 31
$37,636 AUD
$26,437 USD
View
21 more retailers have this diamond
Prices start from $7,784 AUDSave up to $29,851 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
5.15ct Round
$7,784 AUD