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Round|Lab Grown|IGI

3.90ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG758548915

Shape and cutting style on the report: Round brilliant

Certificate IGI LG758548915

Diamond specifications and retailer prices

From $750 AUD
$527 USD
As of October 29, 2026
Save $8,032 AUD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,782 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.9ct lab-grown round diamond

This 3.9ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758548915 or 758548915. Listed at 18 retailers as of October 29, 2026, with prices from $750 to $8,782, a $8,032 spread on the same certified stone. Brilliant Earth lists it at $8,782. 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

3.90
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758548915
Dimensions10.06 × 10.01 × 6.23 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.06 mm10.01 mm3.90 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758548915
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $8,782 AUD|Low: $789 AUD|High: $8,868 AUD|Avg: $2,906 AUD
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
October 30, 2026
Retailer 15$840 AUD
Retailer 10$1,210 AUD
Retailer 4$1,233 AUD
Retailer 9$1,238 AUD
Retailer 2$1,317 AUD
Retailer 8$1,496 AUD
Retailer 3$1,724 AUD
Retailer 7$2,015 AUD
Retailer 6$2,296 AUD
Retailer 13$2,398 AUD
Retailer 5$3,715 AUD
Retailer 11$4,480 AUD
Retailer 14$5,038 AUD
Retailer 12$5,793 AUD
Brilliant Earth$8,782 AUD

37 data points across 15 retailers

18 retailers$750 AUD to $8,782 AUD

A
Cheapest Retailer
-
$750 AUD
$527 USD
A
Retailer 2
-
$840 AUD
$590 USD
View
Retailer 3
-
$1,210 AUD
$850 USD
View
Price last confirmed 10 days ago
B+
Retailer 4
-
$1,233 AUD
$866 USD
View
A
Retailer 5
-
$1,238 AUD
$870 USD
View
A
Retailer 6
-
$1,317 AUD
£729 GBP
View
A
Retailer 7
-
$1,496 AUD
€1,001 EUR
View
A
Retailer 8
-
$1,724 AUD
$1,211 USD
View
B+
Retailer 9
-
$2,015 AUD
View
B+
Retailer 10
-
$2,296 AUD
$1,613 USD
View
B+
Retailer 11
-
$2,398 AUD
$1,685 USD
View
B+
Retailer 12
-
$2,699 AUD
$1,896 USD
View
Retailer 13
-
$3,715 AUD
View
Price last confirmed 22 days ago
B
Retailer 14
-
$4,480 AUD
£2,478 GBP
View
B
Retailer 15
-
$5,038 AUD
$3,540 USD
View
B
Retailer 16
-
$5,793 AUD
$4,070 USD
View
B
Retailer 17
-
$6,662 AUD
$4,680 USD
View
Most Expensive
B
Brilliant Earth
21651292A · Oct 29
$8,782 AUD
$6,170 USD
View
17 more retailers have this diamond
Prices start from $750 AUDSave up to $8,032 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
3.90ct Round
$750 AUD