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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 $1,061 NZD
$596 USD
As of October 29, 2026
Save $12,773 NZD (92%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $13,834 NZD 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 $1,061 to $13,834, a $12,773 spread on the same certified stone. Brilliant Earth lists it at $13,834. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $13,834 NZD|Low: $1,052 NZD|High: $14,262 NZD|Avg: $5,253 NZD|-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$1,061 NZD
Retailer 5$1,189 NZD
Retailer 2$1,905 NZD
Retailer 4$2,021 NZD
Retailer 11$2,021 NZD
Retailer 6$3,265 NZD
Retailer 8$3,821 NZD
Retailer 9$5,755 NZD
Retailer 3$8,107 NZD
Retailer 10$9,419 NZD
Brilliant Earth$13,834 NZD

27 data points across 11 retailers

12 retailers$1,061 NZD to $13,834 NZD

A
Cheapest Retailer
-
$1,061 NZD
$596 USD
A
Retailer 2
-
$1,189 NZD
$668 USD
View
A
Retailer 3
-
$1,905 NZD
£843 GBP
View
B+
Retailer 4
-
$2,021 NZD
$1,135 USD
View
A
Retailer 5
-
$2,021 NZD
$1,135 USD
View
A
Retailer 6
-
$3,265 NZD
$1,834 USD
View
B+
Retailer 7
-
$3,821 NZD
$2,146 USD
View
B+
Retailer 8
-
$4,790 NZD
$2,690 USD
View
B
Retailer 9
-
$5,755 NZD
£2,545 GBP
View
B
Retailer 10
-
$8,107 NZD
$4,553 USD
View
B
Retailer 11
-
$9,419 NZD
$5,290 USD
View
Most Expensive
B
Brilliant Earth
20927977Y · Oct 29
$13,834 NZD
$7,770 USD
View
11 more retailers have this diamond
Prices start from $1,061 NZDSave up to $12,773 NZD

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
$1,061 NZD