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Oval|Lab Grown|IGI

3.91ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG817679846

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817679846

Diamond specifications and retailer prices

From $539 USD
As of October 29, 2026
Save $494 USD (48%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,065 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.91ct lab-grown oval diamond

This 3.91ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817679846 or 817679846. Listed at 4 retailers as of October 29, 2026, with a 92% 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

3.91
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817679846
Dimensions13.05 × 8.94 × 5.34 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.05 mm8.94 mm3.91 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817679846
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.7%

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: $3,065 USD|Low: $539 USD|High: $3,095 USD|Avg: $1,384 USD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$539 USD
Retailer 4$770 USD
Retailer 5$957 USD
Retailer 2$1,033 USD
Retailer 6$2,056 USD
Rare Carat$3,065 USD

35 data points across 6 retailers

4 retailers$539 USD to $1,033 USD

A
Cheapest Retailer
-
$539 USD
Final sale: no returns
A
Retailer 2
-
$1,033 USD
£813 GBP
View
Retailer 3
-
$2,056 USD
View
Price last confirmed 43 days ago
Most Expensive
Rare Carat
817679846 · Oct 18
$3,065 USD
View
Price last confirmed 11 days ago
3 more retailers have this diamond
Prices start from $539 USDSave up to $494 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
3.91ct Oval
$539 USD