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Round|Lab Grown|IGI

3.90ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG765617610

Shape and cutting style on the report: Round brilliant

Certificate IGI LG765617610

Diamond specifications and retailer prices

From $749 AUD
$527 USD
As of October 26, 2026
Save $8,024 AUD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,773 AUD at Brilliant Earth · As of October 28, 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 LG765617610 or 765617610. Listed at 17 retailers as of October 26, 2026, with prices from $749 to $8,773, a $8,024 spread on the same certified stone. Brilliant Earth lists it at $8,773. 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 angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765617610
Dimensions10.19 × 10.13 × 6.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.19 mm10.13 mm3.90 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765617610
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.0%

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 26
Current: $8,773 AUD|Low: $805 AUD|High: $8,858 AUD|Avg: $2,957 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
October 29, 2026
Retailer 13$839 AUD
Retailer 3$1,231 AUD
Retailer 9$1,237 AUD
Retailer 7$1,320 AUD
Retailer 8$1,494 AUD
Retailer 14$1,722 AUD
Retailer 6$2,050 AUD
Retailer 5$2,294 AUD
Retailer 11$2,396 AUD
Retailer 4$3,711 AUD
Retailer 2$4,475 AUD
Retailer 12$5,033 AUD
Retailer 10$5,787 AUD
Brilliant Earth$8,773 AUD

40 data points across 14 retailers

17 retailers$749 AUD to $8,773 AUD

A
Cheapest Retailer
-
$749 AUD
$527 USD
A
Retailer 2
-
$839 AUD
$590 USD
View
B+
Retailer 3
-
$1,231 AUD
$866 USD
View
A
Retailer 4
-
$1,237 AUD
$870 USD
View
A
Retailer 5
-
$1,320 AUD
£731 GBP
View
A
Retailer 6
-
$1,494 AUD
€1,001 EUR
View
A
Retailer 7
-
$1,722 AUD
$1,211 USD
View
B+
Retailer 8
-
$2,050 AUD
View
B+
Retailer 9
-
$2,294 AUD
$1,613 USD
View
B+
Retailer 10
-
$2,396 AUD
$1,685 USD
View
B+
Retailer 11
-
$2,696 AUD
$1,896 USD
View
B
Retailer 12
-
$3,711 AUD
View
Price last confirmed 20 days ago
B
Retailer 13
-
$4,475 AUD
£2,478 GBP
View
B
Retailer 14
-
$5,033 AUD
$3,540 USD
View
B
Retailer 15
-
$5,787 AUD
$4,070 USD
View
B
Retailer 16
-
$6,654 AUD
$4,680 USD
View
Most Expensive
B
Brilliant Earth
21682082A · Oct 28
$8,773 AUD
$6,170 USD
View
16 more retailers have this diamond
Prices start from $749 AUDSave up to $8,024 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
$749 AUD