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Oval|Lab Grown|IGI

3.98ct D VS1 Oval Lab Grown Diamond

EX • D/VS1 • IGI LG784683568

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784683568

Diamond specifications and retailer prices

From $1,214 NZD
$684 USD
As of November 1, 2026
Save $8,934 NZD (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $10,147 NZD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 3.98ct lab-grown oval diamond

This 3.98ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784683568 or 784683568. Listed at 5 retailers as of October 31, 2026, with prices from $1,214 to $10,147, a $8,934 spread on the same certified stone. Helzberg Diamonds lists it at $10,147. 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

3.98
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784683568
Dimensions12.51 × 8.83 × 5.56 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.51 mm8.83 mm3.98 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784683568
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

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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: Nov 1
Current: $10,147 NZD|Low: $1,214 NZD|High: $10,147 NZD|Avg: $3,384 NZD
Helzberg Diamonds
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
November 1, 2026
Retailer 7$1,214 NZD
Retailer 9$1,345 NZD
Retailer 12$1,348 NZD
Retailer 10$1,795 NZD
Retailer 5$1,874 NZD
Retailer 2$2,093 NZD
Retailer 4$2,150 NZD
Retailer 11$3,313 NZD
Retailer 13$3,808 NZD
Retailer 6$3,867 NZD
Retailer 14$4,640 NZD
Retailer 3$4,685 NZD
Retailer 8$6,636 NZD
Helzberg Diamonds$10,147 NZD

39 data points across 14 retailers

5 retailers$1,214 NZD to $10,147 NZD

A
Cheapest Retailer
-
$1,214 NZD
$684 USD
Final sale: no returns
A
Retailer 2
-
$2,093 NZD
£929 GBP
View
Retailer 3
-
$3,313 NZD
$1,867 USD
View
Price last confirmed 46 days ago
B
Retailer 4
-
$6,636 NZD
$3,740 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNOKMOJLMO · Oct 31
$10,147 NZD
$5,719 USD
View
4 more retailers have this diamond
Prices start from $1,214 NZDSave up to $8,934 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
3.98ct Oval
$1,214 NZD