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Round|Lab Grown|IGI

3.92ct D VS2 Round Lab Grown Diamond

EX • D/VS2 • IGI LG709527719

Shape and cutting style on the report: Round brilliant

Certificate IGI LG709527719

Diamond specifications and retailer prices

From $1,288 AUD
$905 USD
As of October 29, 2026
Save $6,683 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,241 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.92ct lab-grown round diamond

This 3.92ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG709527719 or 709527719. Listed at 17 retailers as of October 29, 2026, with a 519% 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

3.92
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709527719
Dimensions10.29 × 10.21 × 6.13 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.29 mm10.21 mm3.92 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709527719
Side View
Table 61.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.8%

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: $12,241 AUD|Low: $1,288 AUD|High: $12,355 AUD|Avg: $3,417 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 30, 2026
Retailer 11$1,288 AUD
Retailer 13$1,308 AUD
Retailer 3$1,451 AUD
Retailer 5$1,472 AUD
Retailer 2$1,579 AUD
Retailer 8$1,788 AUD
Retailer 6$2,134 AUD
Retailer 10$2,459 AUD
Retailer 9$2,662 AUD
Retailer 14$2,774 AUD
Retailer 7$4,541 AUD
Retailer 12$6,515 AUD
Retailer 4$7,971 AUD
Brilliant Earth$12,241 AUD

33 data points across 14 retailers

17 retailers$1,288 AUD to $7,971 AUD

Retailer 1
-
$863 AUD
$606 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$1,288 AUD
$905 USD
View
A
Retailer 3
-
$1,308 AUD
$919 USD
View
A
Retailer 4
-
$1,451 AUD
$1,019 USD
View
B+
Retailer 5
-
$1,472 AUD
$1,034 USD
View
A
Retailer 6
-
$1,579 AUD
£873 GBP
View
A
Retailer 7
-
$1,788 AUD
€1,196 EUR
View
A
Retailer 8
-
$2,134 AUD
$1,499 USD
View
B+
Retailer 9
-
$2,459 AUD
View
B+
Retailer 10
-
$2,662 AUD
$1,870 USD
View
B+
Retailer 11
-
$2,774 AUD
$1,949 USD
View
B
Retailer 12
-
$4,541 AUD
£2,512 GBP
View
B
Retailer 13
-
$6,512 AUD
$4,575 USD
View
B
Retailer 14
-
$6,515 AUD
$4,577 USD
View
B
Retailer 15
-
$7,003 AUD
$4,920 USD
View
B
Retailer 16
-
$7,971 AUD
$5,600 USD
View
Most Expensive
Brilliant Earth
18304410A · Oct 29
$12,241 AUD
$8,600 USD
View
Price under review
16 more retailers have this diamond
Prices start from $1,288 AUDSave up to $6,683 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
3.92ct Round
$1,288 AUD