Oval|Lab Grown|IGI

9.91ct E VVS2 Oval Lab Grown Diamond

EX • E/VVS2 • IGI LG808613089

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG808613089

Diamond specifications and retailer prices

From $1,668 USD
As of October 29, 2026
Save $3,827 USD (70%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $22,645 USD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 9.91ct lab-grown oval diamond

This 9.91ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG808613089 or 808613089. Listed at 4 retailers as of October 28, 2026, with a 229% 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

9.91
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808613089
Dimensions17.67 × 12.26 × 7.41 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.67 mm12.26 mm9.91 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808613089
Side View
Table 62.0%Crown 34.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.4%

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: $22,645 USD|Low: $1,668 USD|High: $22,645 USD|Avg: $8,466 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$1,668 USD
Retailer 2$2,477 USD
Retailer 3$5,495 USD
Retailer 6$8,509 USD
Retailer 5$8,640 USD
Helzberg Diamonds$22,645 USD

37 data points across 6 retailers

4 retailers$1,668 USD to $5,495 USD

A
Cheapest Retailer
-
$1,668 USD
Final sale: no returns
A
Retailer 2
-
$2,477 USD
£1,951 GBP
View
B+
Retailer 3
-
$5,495 USD
View
Most Expensive
Helzberg Diamonds
ZXZOGOMHJGOP · Oct 31
$22,645 USD
View
Price under review
3 more retailers have this diamond
Prices start from $1,668 USDSave up to $3,827 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
9.91ct Oval
$1,668 USD