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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 $684 USD
As of October 31, 2026
Save $5,035 USD (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,719 USD 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 $684 to $5,719, a $5,035 spread on the same certified stone. Helzberg Diamonds lists it at $5,719. 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
Color
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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Price History

Last verified: Oct 31
Current: $5,719 USD|Low: $521 USD|High: $5,719 USD|Avg: $1,900 USD
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
October 31, 2026
Retailer 7$684 USD
Retailer 9$758 USD
Retailer 12$760 USD
Retailer 10$1,012 USD
Retailer 5$1,056 USD
Retailer 2$1,180 USD
Retailer 4$1,212 USD
Retailer 11$1,867 USD
Retailer 13$2,146 USD
Retailer 6$2,179 USD
Retailer 14$2,615 USD
Retailer 3$2,640 USD
Retailer 8$3,740 USD
Helzberg Diamonds$5,719 USD

39 data points across 14 retailers

5 retailers$684 USD to $5,719 USD

A
Cheapest Retailer
-
$684 USD
Final sale: no returns
A
Retailer 2
-
$1,180 USD
£929 GBP
View
Retailer 3
-
$1,867 USD
View
Price last confirmed 45 days ago
B
Retailer 4
-
$3,740 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNOKMOJLMO · Oct 31
$5,719 USD
View
4 more retailers have this diamond
Prices start from $684 USDSave up to $5,035 USD

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
$684 USD