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Round|Lab Grown|IGI

5.10ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780665517

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780665517

Diamond specifications and retailer prices

From $7,453 AUD
$5,235 USD
As of October 29, 2026
Save $43,826 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $51,278 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.1ct lab-grown round diamond

This 5.1ct 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 LG780665517 or 780665517. Listed at 14 retailers as of October 29, 2026, with prices from $7,453 to $51,278, a $43,826 spread on the same certified stone. Do Amore Diamonds lists it at $51,278. 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

5.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665517
Dimensions11.09 × 11.13 × 6.81 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.09 mm11.13 mm5.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665517
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

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: $51,278 AUD|Low: $7,453 AUD|High: $57,755 AUD|Avg: $18,351 AUD|-11.2%
Do Amore Diamonds
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
October 31, 2026
Retailer 10$7,453 AUD
Retailer 14$7,811 AUD
Retailer 11$7,863 AUD
Retailer 6$9,401 AUD
Retailer 5$10,788 AUD
Retailer 4$10,791 AUD
Retailer 12$10,841 AUD
Retailer 13$11,329 AUD
Retailer 9$13,356 AUD
Retailer 2$16,592 AUD
Retailer 8$19,522 AUD
Retailer 3$19,980 AUD
Retailer 7$26,806 AUD
Do Amore Diamonds$51,278 AUD

32 data points across 14 retailers

14 retailers$7,453 AUD to $51,278 AUD

A+
Cheapest Retailer
-
$7,453 AUD
$5,235 USD
A
Retailer 2
-
$7,811 AUD
$5,487 USD
View
A
Retailer 3
-
$7,863 AUD
$5,523 USD
View
A
Retailer 4
-
$9,401 AUD
$6,604 USD
View
Final sale: no returns
A
Retailer 5
-
$10,788 AUD
$7,578 USD
View
A
Retailer 6
-
$10,791 AUD
$7,580 USD
View
A
Retailer 7
-
$10,841 AUD
$7,615 USD
View
A
Retailer 8
-
$11,329 AUD
$7,958 USD
View
A
Retailer 9
-
$13,356 AUD
$9,382 USD
View
A
Retailer 10
-
$16,592 AUD
€11,100 EUR
View
A
Retailer 11
-
$19,522 AUD
£10,798 GBP
View
A
Retailer 12
-
$19,980 AUD
$14,035 USD
View
B+
Retailer 13
-
$26,806 AUD
$18,830 USD
View
Most Expensive
B
Do Amore Diamonds
27-B347E09B3 · Oct 31
$51,278 AUD
$36,020 USD
View
13 more retailers have this diamond
Prices start from $7,453 AUDSave up to $43,826 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+
5.10ct Round
$7,453 AUD