CaratHunter
Plans
Oval|Lab Grown|IGI

3.90ct D VS2 Oval Lab Grown Diamond

ID • D/VS2 • IGI LG823678102

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG823678102

Diamond specifications and retailer prices

From $848 AUD
$596 USD
As of October 29, 2026
Save $10,211 AUD (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,060 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.9ct lab-grown oval diamond

This 3.9ct lab-grown oval 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 LG823678102 or 823678102. Listed at 12 retailers as of October 29, 2026, with prices from $848 to $11,060, a $10,211 spread on the same certified stone. Brilliant Earth lists it at $11,060. 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
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823678102
Dimensions12.75 × 8.82 × 5.36 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.75 mm8.82 mm3.90 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823678102
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.8%

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: $11,060 AUD|Low: $841 AUD|High: $11,401 AUD|Avg: $4,199 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7$848 AUD
Retailer 5$951 AUD
Retailer 2$1,523 AUD
Retailer 4$1,616 AUD
Retailer 11$1,616 AUD
Retailer 6$2,611 AUD
Retailer 8$3,055 AUD
Retailer 9$4,601 AUD
Retailer 3$6,481 AUD
Retailer 10$7,530 AUD
Brilliant Earth$11,060 AUD

27 data points across 11 retailers

12 retailers$848 AUD to $11,060 AUD

A
Cheapest Retailer
-
$848 AUD
$596 USD
A
Retailer 2
-
$951 AUD
$668 USD
View
A
Retailer 3
-
$1,523 AUD
£843 GBP
View
B+
Retailer 4
-
$1,616 AUD
$1,135 USD
View
A
Retailer 5
-
$1,616 AUD
$1,135 USD
View
A
Retailer 6
-
$2,611 AUD
$1,834 USD
View
B+
Retailer 7
-
$3,055 AUD
$2,146 USD
View
B+
Retailer 8
-
$3,829 AUD
$2,690 USD
View
B
Retailer 9
-
$4,601 AUD
£2,545 GBP
View
B
Retailer 10
-
$6,481 AUD
$4,553 USD
View
B
Retailer 11
-
$7,530 AUD
$5,290 USD
View
Most Expensive
B
Brilliant Earth
20927977Y · Oct 29
$11,060 AUD
$7,770 USD
View
11 more retailers have this diamond
Prices start from $848 AUDSave up to $10,211 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 Oval
$848 AUD